block/crypto: Pacify Coverity after commit f853465aacb

Coverity can't see that qobject_input_visitor_new_flat_confused()
returns non-null when it doesn't set @local_err.  Check the return
value instead, like all the other callers do.

Fixes: CID 1393615
Fixes: CID 1393616
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

diff --git a/block/crypto.c b/block/crypto.c
index 82091c5f70458102507395e4b48c9e44b5c63e49..aaa8fb75306a6b6de49650af621b9e68e9f5ab35 100644 (file)
--- a/block/crypto.c
+++ b/block/crypto.c
@@ -160,7 +160,7 @@ block_crypto_open_opts_init(QCryptoBlockFormat format,
     ret->format = format;
 
     v = qobject_input_visitor_new_flat_confused(opts, &local_err);
-    if (local_err) {
+    if (!v) {
         goto out;
     }
 
@@ -214,7 +214,7 @@ block_crypto_create_opts_init(QCryptoBlockFormat format,
     ret->format = format;
 
     v = qobject_input_visitor_new_flat_confused(opts, &local_err);
-    if (local_err) {
+    if (!v) {
         goto out;
     }