[libvirt] [PATCH] storage: pick return value of qemu-img
qemu-img returns non-zero status on -h. Therefore we need to
provide virCommandRun() a non-NULL exit status pointer.
---
src/storage/storage_backend.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/src/storage/storage_backend.c b/src/storage/storage_backend.c
index f90425a..c8e19c8 100644
--- a/src/storage/storage_backend.c
+++ b/src/storage/storage_backend.c
@@ -621,13 +621,14 @@ static int virStorageBackendQEMUImgBackingFormat(const char
*qemuimg)
char *end;
char *tmp;
int ret = -1;
+ int exitstatus;
virCommandPtr cmd = virCommandNewArgList(qemuimg, "-h", NULL);
virCommandAddEnvString(cmd, "LC_ALL=C");
virCommandSetOutputBuffer(cmd, &help);
virCommandClearCaps(cmd);
- if (virCommandRun(cmd, NULL) < 0)
+ if (virCommandRun(cmd, &exitstatus) < 0)
goto cleanup;
start = strstr(help, " create ");
--
1.7.5.rc3