virsh: Fix virDomainFree for NULL domain in blkdeviotune

diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c
index bc4240876780cfdfce483a7ac23b7884741492c9..0402aef66ed7589e69900942b66ab275092431a4 100644 (file)
--- a/tools/virsh-domain.c
+++ b/tools/virsh-domain.c
@@ -1130,7 +1130,8 @@ cmdBlkdeviotune(vshControl *ctl, const vshCmd *cmd)
 
 cleanup:
     virTypedParamsFree(params, nparams);
-    virDomainFree(dom);
+    if (dom)
+        virDomainFree(dom);
     return ret;
 
 save_error: