[PATCH 52/80] qemuDomainBlockResize: Always refuse resize of empty/readonly disks

[Peter Krempa]

The operation makes no sense regardless of the way how we specify disks.

Signed-off-by: Peter Krempa <pkrempa at redhat.com>
---
 src/qemu/qemu_driver.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index f1fc954f8c..c2722c39da 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -9985,14 +9985,15 @@ qemuDomainBlockResize(virDomainPtr dom,
         disk->src->format == VIR_STORAGE_FILE_QED)
         size = VIR_ROUND_UP(size, 512);

+    if (virStorageSourceIsEmpty(disk->src) || disk->src->readonly) {
+        virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
+                       _("can't resize empty or readonly disk '%s'"),
+                       disk->dst);
+        goto endjob;
+    }
+
     if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_BLOCKDEV) &&
         !qemuDiskBusIsSD(disk->bus)) {
-        if (virStorageSourceIsEmpty(disk->src) || disk->src->readonly) {
-            virReportError(VIR_ERR_OPERATION_UNSUPPORTED,
-                           _("can't resize empty or readonly disk '%s'"),
-                           disk->dst);
-            goto endjob;
-        }

         nodename = disk->src->nodeformat;
     } else {
-- 
2.36.1