[libvirt] [PATCH 3/8] qemu: Resolve Coverity IDENTICAL_BRANCHES

John Ferlan jferlan at redhat.com
Tue May 5 11:34:28 UTC 2015


Coverity complains that in the error paths both the < 0 condition and
the success path after the qemuDomainObjExitMonitor failure will end
up going to cleanup.  So just use ignore_value in this error path to
resolve the complaint.

Signed-off-by: John Ferlan <jferlan at redhat.com>
---
 src/qemu/qemu_hotplug.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index 613b728..4e9603e 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -3640,15 +3640,13 @@ int qemuDomainDetachControllerDevice(virQEMUDriverPtr driver,
     qemuDomainObjEnterMonitor(driver, vm);
     if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_DEVICE)) {
         if (qemuMonitorDelDevice(priv->mon, detach->info.alias)) {
-            if (qemuDomainObjExitMonitor(driver, vm) < 0)
-                goto cleanup;
+            ignore_value(qemuDomainObjExitMonitor(driver, vm));
             goto cleanup;
         }
     } else {
         if (qemuMonitorRemovePCIDevice(priv->mon,
                                        &detach->info.addr.pci) < 0) {
-            if (qemuDomainObjExitMonitor(driver, vm) < 0)
-                goto cleanup;
+            ignore_value(qemuDomainObjExitMonitor(driver, vm));
             goto cleanup;
         }
     }
@@ -4136,8 +4134,7 @@ int qemuDomainDetachChrDevice(virQEMUDriverPtr driver,
 
     qemuDomainObjEnterMonitor(driver, vm);
     if (devstr && qemuMonitorDelDevice(priv->mon, tmpChr->info.alias) < 0) {
-        if (qemuDomainObjExitMonitor(driver, vm) < 0)
-            goto cleanup;
+        ignore_value(qemuDomainObjExitMonitor(driver, vm));
         goto cleanup;
     }
     if (qemuDomainObjExitMonitor(driver, vm) < 0)
-- 
2.1.0




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