[PATCH 1/2] lib: Don't check for virCapabilitiesAddGuest() retval

Michal Privoznik mprivozn at redhat.com
Thu Oct 7 08:47:27 UTC 2021


The virCapabilitiesAddGuest() function can't fail. It aborts on
OOM. Therefore, there's no need to check for its return value.

Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
---
 src/bhyve/bhyve_capabilities.c |  8 +++-----
 src/ch/ch_conf.c               | 10 ++--------
 src/esx/esx_driver.c           |  6 ------
 src/hyperv/hyperv_driver.c     |  4 ----
 src/libxl/libxl_capabilities.c | 25 +++++++++++--------------
 src/lxc/lxc_conf.c             | 20 ++++----------------
 src/openvz/openvz_conf.c       | 10 ++--------
 src/qemu/qemu_capabilities.c   | 11 +++--------
 src/security/virt-aa-helper.c  | 12 ++----------
 src/test/test_driver.c         | 10 ++--------
 src/vbox/vbox_common.c         |  9 ++-------
 src/vmware/vmware_conf.c       | 14 ++++----------
 src/vz/vz_driver.c             |  4 ++--
 tests/testutils.c              | 12 ++++--------
 tests/testutilslxc.c           | 18 ++++++++----------
 tests/testutilsqemu.c          | 11 +++--------
 tests/testutilsxen.c           | 33 +++++++++++++++------------------
 tests/vmx2xmltest.c            | 20 ++++++--------------
 tests/xml2vmxtest.c            | 20 ++++++--------------
 19 files changed, 79 insertions(+), 178 deletions(-)

diff --git a/src/bhyve/bhyve_capabilities.c b/src/bhyve/bhyve_capabilities.c
index 1c563c32e5..cc1c7b66b3 100644
--- a/src/bhyve/bhyve_capabilities.c
+++ b/src/bhyve/bhyve_capabilities.c
@@ -50,11 +50,9 @@ virBhyveCapsBuild(void)
                                    false, false)) == NULL)
         return NULL;
 
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
-                                         VIR_ARCH_X86_64,
-                                         "bhyve",
-                                         NULL, 0, NULL)) == NULL)
-        goto error;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    VIR_ARCH_X86_64, "bhyve",
+                                    NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_BHYVE,
                                       NULL, NULL, 0, NULL) == NULL)
diff --git a/src/ch/ch_conf.c b/src/ch/ch_conf.c
index ed0fffe5d6..d0c56f6890 100644
--- a/src/ch/ch_conf.c
+++ b/src/ch/ch_conf.c
@@ -65,14 +65,8 @@ virCaps *virCHDriverCapsInit(void)
     if (virCapabilitiesInitCaches(caps) < 0)
         goto cleanup;
 
-    if ((guest = virCapabilitiesAddGuest(caps,
-                                         VIR_DOMAIN_OSTYPE_HVM,
-                                         caps->host.arch,
-                                         NULL,
-                                         NULL,
-                                         0,
-                                         NULL)) == NULL)
-        goto cleanup;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    caps->host.arch, NULL, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest,
                                       VIR_DOMAIN_VIRT_KVM,
diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c
index 5d9687733f..f90af3c9c4 100644
--- a/src/esx/esx_driver.c
+++ b/src/esx/esx_driver.c
@@ -567,9 +567,6 @@ esxCapsInit(esxPrivate *priv)
                                     NULL, NULL, 0,
                                     NULL);
 
-    if (!guest)
-        goto failure;
-
     if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0, NULL))
         goto failure;
 
@@ -580,9 +577,6 @@ esxCapsInit(esxPrivate *priv)
                                         NULL, NULL,
                                         0, NULL);
 
-        if (!guest)
-            goto failure;
-
         if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0, NULL))
             goto failure;
     }
diff --git a/src/hyperv/hyperv_driver.c b/src/hyperv/hyperv_driver.c
index a672901a81..aa70fdbfec 100644
--- a/src/hyperv/hyperv_driver.c
+++ b/src/hyperv/hyperv_driver.c
@@ -276,8 +276,6 @@ hypervCapsInit(hypervPrivate *priv)
     /* i686 caps */
     guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_I686,
                                     NULL, NULL, 0, NULL);
-    if (!guest)
-        goto error;
 
     if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_HYPERV, NULL, NULL, 0, NULL))
         goto error;
@@ -285,8 +283,6 @@ hypervCapsInit(hypervPrivate *priv)
     /* x86_64 caps */
     guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_X86_64,
                                     NULL, NULL, 0, NULL);
-    if (!guest)
-        goto error;
 
     if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_HYPERV, NULL, NULL, 0, NULL))
         goto error;
diff --git a/src/libxl/libxl_capabilities.c b/src/libxl/libxl_capabilities.c
index d2910cd1e4..c8020ee801 100644
--- a/src/libxl/libxl_capabilities.c
+++ b/src/libxl/libxl_capabilities.c
@@ -473,20 +473,17 @@ libxlCapsInitGuests(libxl_ctx *ctx, virCaps *caps)
         if ((machines = virCapabilitiesAllocMachines(xen_machines, 1)) == NULL)
             return -1;
 
-        if ((guest = virCapabilitiesAddGuest(caps,
-                                             guest_archs[i].hvm ? VIR_DOMAIN_OSTYPE_HVM :
-                                                (guest_archs[i].pvh ? VIR_DOMAIN_OSTYPE_XENPVH :
-                                                 VIR_DOMAIN_OSTYPE_XEN),
-                                             guest_archs[i].arch,
-                                             LIBXL_EXECBIN_DIR "/qemu-system-i386",
-                                             (guest_archs[i].hvm ?
-                                              LIBXL_FIRMWARE_DIR "/hvmloader" :
-                                              NULL),
-                                             1,
-                                             machines)) == NULL) {
-            virCapabilitiesFreeMachines(machines, 1);
-            return -1;
-        }
+        guest = virCapabilitiesAddGuest(caps,
+                                        guest_archs[i].hvm ? VIR_DOMAIN_OSTYPE_HVM :
+                                        (guest_archs[i].pvh ? VIR_DOMAIN_OSTYPE_XENPVH :
+                                         VIR_DOMAIN_OSTYPE_XEN),
+                                        guest_archs[i].arch,
+                                        LIBXL_EXECBIN_DIR "/qemu-system-i386",
+                                        (guest_archs[i].hvm ?
+                                         LIBXL_FIRMWARE_DIR "/hvmloader" :
+                                         NULL),
+                                        1,
+                                        machines);
         machines = NULL;
 
         if (virCapabilitiesAddGuestDomain(guest,
diff --git a/src/lxc/lxc_conf.c b/src/lxc/lxc_conf.c
index af7be88db5..a0a8dccae9 100644
--- a/src/lxc/lxc_conf.c
+++ b/src/lxc/lxc_conf.c
@@ -97,14 +97,8 @@ virCaps *virLXCDriverCapsInit(virLXCDriver *driver)
                                          LIBEXECDIR)))
         goto error;
 
-    if ((guest = virCapabilitiesAddGuest(caps,
-                                         VIR_DOMAIN_OSTYPE_EXE,
-                                         caps->host.arch,
-                                         lxc_path,
-                                         NULL,
-                                         0,
-                                         NULL)) == NULL)
-        goto error;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
+                                    caps->host.arch, lxc_path, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest,
                                       VIR_DOMAIN_VIRT_LXC,
@@ -116,14 +110,8 @@ virCaps *virLXCDriverCapsInit(virLXCDriver *driver)
 
     /* On 64-bit hosts, we can use personality() to request a 32bit process */
     if ((altArch = lxcContainerGetAlt32bitArch(caps->host.arch)) != VIR_ARCH_NONE) {
-        if ((guest = virCapabilitiesAddGuest(caps,
-                                             VIR_DOMAIN_OSTYPE_EXE,
-                                             altArch,
-                                             lxc_path,
-                                             NULL,
-                                             0,
-                                             NULL)) == NULL)
-            goto error;
+        guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
+                                        altArch, lxc_path, NULL, 0, NULL);
 
         if (virCapabilitiesAddGuestDomain(guest,
                                           VIR_DOMAIN_VIRT_LXC,
diff --git a/src/openvz/openvz_conf.c b/src/openvz/openvz_conf.c
index 4acbf0b1a8..c6230baab4 100644
--- a/src/openvz/openvz_conf.c
+++ b/src/openvz/openvz_conf.c
@@ -156,14 +156,8 @@ virCaps *openvzCapsInit(void)
     if (virCapabilitiesInitCaches(caps) < 0)
         return NULL;
 
-    if ((guest = virCapabilitiesAddGuest(caps,
-                                         VIR_DOMAIN_OSTYPE_EXE,
-                                         caps->host.arch,
-                                         NULL,
-                                         NULL,
-                                         0,
-                                         NULL)) == NULL)
-        return NULL;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
+                                    caps->host.arch, NULL, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest,
                                       VIR_DOMAIN_VIRT_OPENVZ,
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 82687dbf39..2b1b1236ce 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -1043,14 +1043,9 @@ virQEMUCapsInitGuestFromBinary(virCaps *caps,
 
     /* We register kvm as the base emulator too, since we can
      * just give -no-kvm to disable acceleration if required */
-    if ((guest = virCapabilitiesAddGuest(caps,
-                                         VIR_DOMAIN_OSTYPE_HVM,
-                                         guestarch,
-                                         binary,
-                                         NULL,
-                                         nmachines,
-                                         machines)) == NULL)
-        goto cleanup;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    guestarch, binary,
+                                    NULL, nmachines, machines);
 
     machines = NULL;
     nmachines = 0;
diff --git a/src/security/virt-aa-helper.c b/src/security/virt-aa-helper.c
index 77b2307594..a28bec1f20 100644
--- a/src/security/virt-aa-helper.c
+++ b/src/security/virt-aa-helper.c
@@ -642,16 +642,8 @@ get_definition(vahControl * ctl, const char *xmlStr)
         return -1;
     }
 
-    if ((guest = virCapabilitiesAddGuest(ctl->caps,
-                                         ostype,
-                                         ctl->arch,
-                                         NULL,
-                                         NULL,
-                                         0,
-                                         NULL)) == NULL) {
-        vah_error(ctl, 0, _("could not allocate memory"));
-        return -1;
-    }
+    guest = virCapabilitiesAddGuest(ctl->caps, ostype, ctl->arch,
+                                    NULL, NULL, 0, NULL);
 
     if ((virtType = virDomainVirtTypeFromString(ctl->virtType)) < 0) {
         vah_error(ctl, 0, _("unknown virtualization type"));
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index b5413cc03d..d6d1efc8a3 100644
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -345,14 +345,8 @@ testBuildCapabilities(virConnectPtr conn)
     }
 
     for (i = 0; i < G_N_ELEMENTS(guest_types); i++) {
-        if ((guest = virCapabilitiesAddGuest(caps,
-                                             guest_types[i],
-                                             VIR_ARCH_I686,
-                                             TEST_EMULATOR,
-                                             NULL,
-                                             0,
-                                             NULL)) == NULL)
-            goto error;
+        guest = virCapabilitiesAddGuest(caps, guest_types[i], VIR_ARCH_I686,
+                                        TEST_EMULATOR, NULL, 0, NULL);
 
         if (virCapabilitiesAddGuestDomain(guest,
                                           VIR_DOMAIN_VIRT_TEST,
diff --git a/src/vbox/vbox_common.c b/src/vbox/vbox_common.c
index 7334254a36..6f6b7e321a 100644
--- a/src/vbox/vbox_common.c
+++ b/src/vbox/vbox_common.c
@@ -100,13 +100,8 @@ vboxCapsInit(void)
     if (virCapabilitiesInitCaches(caps) < 0)
         return NULL;
 
-    if ((guest = virCapabilitiesAddGuest(caps,
-                                         VIR_DOMAIN_OSTYPE_HVM,
-                                         caps->host.arch,
-                                         NULL,
-                                         NULL,
-                                         0,
-                                         NULL)) == NULL)
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    caps->host.arch, NULL, NULL, 0, NULL);
         return NULL;
 
     if (virCapabilitiesAddGuestDomain(guest,
diff --git a/src/vmware/vmware_conf.c b/src/vmware/vmware_conf.c
index af4461f2cb..3be0a845a0 100644
--- a/src/vmware/vmware_conf.c
+++ b/src/vmware/vmware_conf.c
@@ -78,11 +78,8 @@ vmwareCapsInit(void)
         VIR_WARN("Failed to get host CPU cache info");
 
     /* i686 guests are always supported */
-    if ((guest = virCapabilitiesAddGuest(caps,
-                                         VIR_DOMAIN_OSTYPE_HVM,
-                                         VIR_ARCH_I686,
-                                         NULL, NULL, 0, NULL)) == NULL)
-        goto error;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    VIR_ARCH_I686, NULL, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest,
                                       VIR_DOMAIN_VIRT_VMWARE,
@@ -103,11 +100,8 @@ vmwareCapsInit(void)
          (virCPUCheckFeature(caps->host.cpu->arch, caps->host.cpu, "vmx") ||
           virCPUCheckFeature(caps->host.cpu->arch, caps->host.cpu, "svm")))) {
 
-        if ((guest = virCapabilitiesAddGuest(caps,
-                                             VIR_DOMAIN_OSTYPE_HVM,
-                                             VIR_ARCH_X86_64,
-                                             NULL, NULL, 0, NULL)) == NULL)
-            goto error;
+        guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                        VIR_ARCH_X86_64, NULL, NULL, 0, NULL);
 
         if (virCapabilitiesAddGuestDomain(guest,
                                           VIR_DOMAIN_VIRT_VMWARE,
diff --git a/src/vz/vz_driver.c b/src/vz/vz_driver.c
index a1d05f834b..e798ddf5ee 100644
--- a/src/vz/vz_driver.c
+++ b/src/vz/vz_driver.c
@@ -83,8 +83,8 @@ vzCapsAddGuestDomain(virCaps *caps,
 {
     virCapsGuest *guest;
 
-    if ((guest = virCapabilitiesAddGuest(caps, ostype, arch, emulator,
-                                         NULL, 0, NULL)) == NULL)
+    guest = virCapabilitiesAddGuest(caps, ostype, arch,
+                                    emulator, NULL, 0, NULL);
         return -1;
 
 
diff --git a/tests/testutils.c b/tests/testutils.c
index d071abd6d7..1841d92061 100644
--- a/tests/testutils.c
+++ b/tests/testutils.c
@@ -903,10 +903,8 @@ virTestGenericCapsInit(void)
                                    false, false)) == NULL)
         return NULL;
 
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_I686,
-                                         "/usr/bin/acme-virt", NULL,
-                                         0, NULL)) == NULL)
-        return NULL;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_I686,
+                                    "/usr/bin/acme-virt", NULL, 0, NULL);
 
     if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_TEST, NULL, NULL, 0, NULL))
         return NULL;
@@ -917,10 +915,8 @@ virTestGenericCapsInit(void)
                                        NULL, NULL, 0, NULL))
         return NULL;
 
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_X86_64,
-                                         "/usr/bin/acme-virt", NULL,
-                                         0, NULL)) == NULL)
-        return NULL;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM, VIR_ARCH_X86_64,
+                                    "/usr/bin/acme-virt", NULL, 0, NULL);
 
     if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_TEST, NULL, NULL, 0, NULL))
         return NULL;
diff --git a/tests/testutilslxc.c b/tests/testutilslxc.c
index 0139de7437..1ee034c7b3 100644
--- a/tests/testutilslxc.c
+++ b/tests/testutilslxc.c
@@ -18,21 +18,19 @@ testLXCCapsInit(void)
                                    false, false)) == NULL)
         return NULL;
 
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
-                                         VIR_ARCH_I686,
-                                         "/usr/libexec/libvirt_lxc", NULL,
-                                         0, NULL)) == NULL)
-        goto error;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
+                                    VIR_ARCH_I686,
+                                    "/usr/libexec/libvirt_lxc", NULL,
+                                    0, NULL);
 
     if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_LXC, NULL, NULL, 0, NULL))
         goto error;
 
 
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
-                                         VIR_ARCH_X86_64,
-                                         "/usr/libexec/libvirt_lxc", NULL,
-                                         0, NULL)) == NULL)
-        goto error;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
+                                    VIR_ARCH_X86_64,
+                                    "/usr/libexec/libvirt_lxc", NULL,
+                                    0, NULL);
 
     if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_LXC, NULL, NULL, 0, NULL))
         goto error;
diff --git a/tests/testutilsqemu.c b/tests/testutilsqemu.c
index 1078a3117a..6ab7a10fb1 100644
--- a/tests/testutilsqemu.c
+++ b/tests/testutilsqemu.c
@@ -165,14 +165,9 @@ testQemuAddGuest(virCaps *caps,
     if (machines == NULL)
         goto error;
 
-    if (!(guest = virCapabilitiesAddGuest(caps,
-                                          VIR_DOMAIN_OSTYPE_HVM,
-                                          arch,
-                                          qemu_emulators[emu_arch],
-                                          NULL,
-                                          nmachines,
-                                          machines)))
-        goto error;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    arch, qemu_emulators[emu_arch],
+                                    NULL, nmachines, machines);
 
     machines = NULL;
     nmachines = 0;
diff --git a/tests/testutilsxen.c b/tests/testutilsxen.c
index 09af6bffee..0f69a71200 100644
--- a/tests/testutilsxen.c
+++ b/tests/testutilsxen.c
@@ -34,12 +34,11 @@ testXLInitCaps(void)
     nmachines = G_N_ELEMENTS(x86_machines);
     if ((machines = virCapabilitiesAllocMachines(x86_machines, nmachines)) == NULL)
         goto cleanup;
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
-                                         VIR_ARCH_X86_64,
-                                         "/usr/lib/xen/bin/qemu-system-i386",
-                                         "/usr/lib/xen/boot/hvmloader",
-                                         nmachines, machines)) == NULL)
-        goto cleanup;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    VIR_ARCH_X86_64,
+                                    "/usr/lib/xen/bin/qemu-system-i386",
+                                    "/usr/lib/xen/boot/hvmloader",
+                                    nmachines, machines);
     machines = NULL;
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_XEN, NULL,
                                       NULL, 0, NULL) == NULL)
@@ -48,12 +47,11 @@ testXLInitCaps(void)
     if ((machines = virCapabilitiesAllocMachines(xen_machines, nmachines)) == NULL)
         goto cleanup;
 
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_XEN,
-                                         VIR_ARCH_X86_64,
-                                         "/usr/lib/xen/bin/qemu-system-i386",
-                                         NULL,
-                                         nmachines, machines)) == NULL)
-        goto cleanup;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_XEN,
+                                    VIR_ARCH_X86_64,
+                                    "/usr/lib/xen/bin/qemu-system-i386",
+                                    NULL,
+                                    nmachines, machines);
     machines = NULL;
 
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_XEN, NULL,
@@ -63,12 +61,11 @@ testXLInitCaps(void)
     if ((machines = virCapabilitiesAllocMachines(pvh_machines, nmachines)) == NULL)
         goto cleanup;
 
-    if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_XENPVH,
-                                         VIR_ARCH_X86_64,
-                                         "/usr/lib/xen/bin/qemu-system-i386",
-                                         NULL,
-                                         nmachines, machines)) == NULL)
-        goto cleanup;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_XENPVH,
+                                    VIR_ARCH_X86_64,
+                                    "/usr/lib/xen/bin/qemu-system-i386",
+                                    NULL,
+                                    nmachines, machines);
     machines = NULL;
 
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_XEN, NULL,
diff --git a/tests/vmx2xmltest.c b/tests/vmx2xmltest.c
index 98b34c9f67..e976148a29 100644
--- a/tests/vmx2xmltest.c
+++ b/tests/vmx2xmltest.c
@@ -31,13 +31,9 @@ testCapsInit(void)
     virCapabilitiesAddHostMigrateTransport(caps, "vpxmigr");
 
     /* i686 guest */
-    guest =
-      virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
-                              VIR_ARCH_I686,
-                              NULL, NULL, 0, NULL);
-
-    if (guest == NULL)
-        goto failure;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    VIR_ARCH_I686,
+                                    NULL, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0,
                                       NULL) == NULL) {
@@ -45,13 +41,9 @@ testCapsInit(void)
     }
 
     /* x86_64 guest */
-    guest =
-      virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
-                              VIR_ARCH_X86_64,
-                              NULL, NULL, 0, NULL);
-
-    if (guest == NULL)
-        goto failure;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    VIR_ARCH_X86_64,
+                                    NULL, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0,
                                       NULL) == NULL) {
diff --git a/tests/xml2vmxtest.c b/tests/xml2vmxtest.c
index 60185746a8..6c65a8bcf3 100644
--- a/tests/xml2vmxtest.c
+++ b/tests/xml2vmxtest.c
@@ -32,13 +32,9 @@ testCapsInit(void)
 
 
     /* i686 guest */
-    guest =
-      virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
-                              VIR_ARCH_I686,
-                              NULL, NULL, 0, NULL);
-
-    if (guest == NULL)
-        goto failure;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    VIR_ARCH_I686,
+                                    NULL, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0,
                                       NULL) == NULL) {
@@ -46,13 +42,9 @@ testCapsInit(void)
     }
 
     /* x86_64 guest */
-    guest =
-      virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
-                              VIR_ARCH_X86_64,
-                              NULL, NULL, 0, NULL);
-
-    if (guest == NULL)
-        goto failure;
+    guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_HVM,
+                                    VIR_ARCH_X86_64,
+                                    NULL, NULL, 0, NULL);
 
     if (virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_VMWARE, NULL, NULL, 0,
                                       NULL) == NULL) {
-- 
2.32.0




More information about the libvir-list mailing list