[PATCH v4 12/24] savevm: Fix load_snapshot error path crash

[Nicholas Piggin]

An error path missed setting *errp, which can cause a NULL deref.

Signed-off-by: Nicholas Piggin <npig...@gmail.com>
---
 migration/savevm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/migration/savevm.c b/migration/savevm.c
index dc1fb9c0d3..fee9318c06 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -3259,6 +3259,7 @@ bool load_snapshot(const char *name, const char *vmstate,
     /* Don't even try to load empty VM states */
     ret = bdrv_snapshot_find(bs_vm_state, &sn, name);
     if (ret < 0) {
+        error_setg(errp, "Snapshot can not be found");
         return false;
     } else if (sn.vm_state_size == 0) {
         error_setg(errp, "This is a disk-only snapshot. Revert to it "
-- 
2.42.0