virterror: Make SetError work if no previous error was set

virGetLastError returns NULL if no error has been set, not on
allocation error like virSetError assumed. Use virLastErrorObject
instead. This fixes virSetError when no error is currently stored.

diff --git a/src/util/virterror.c b/src/util/virterror.c
index bbf5021374cceb0e138542e097874031ad283f32..cbd0ca8e878eb1b323fddea95b0fc789273028dc 100644 (file)
--- a/src/util/virterror.c
+++ b/src/util/virterror.c
@@ -304,7 +304,7 @@ int
 virSetError(virErrorPtr newerr)
 {
     virErrorPtr err;
-    err = virGetLastError();
+    err = virLastErrorObject();
     if (!err)
         return -1;