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-rw-r--r--block/blkdebug.c3
-rw-r--r--block/nbd.c3
-rw-r--r--block/sheepdog.c3
-rw-r--r--block/throttle-groups.c6
4 files changed, 5 insertions, 10 deletions
diff --git a/block/blkdebug.c b/block/blkdebug.c
index d473dcf8c7..3c0a9d45cc 100644
--- a/block/blkdebug.c
+++ b/block/blkdebug.c
@@ -375,8 +375,7 @@ static int blkdebug_parse_perm_list(uint64_t *dest, QDict *options,
     }
 
     v = qobject_input_visitor_new(crumpled_subqdict);
-    visit_type_BlockPermissionList(v, NULL, &perm_list, &local_err);
-    if (local_err) {
+    if (!visit_type_BlockPermissionList(v, NULL, &perm_list, &local_err)) {
         error_propagate(errp, local_err);
         ret = -EINVAL;
         goto out;
diff --git a/block/nbd.c b/block/nbd.c
index 1b30d96a4f..1331307ffb 100644
--- a/block/nbd.c
+++ b/block/nbd.c
@@ -1739,8 +1739,7 @@ static SocketAddress *nbd_config(BDRVNBDState *s, QDict *options,
         goto done;
     }
 
-    visit_type_SocketAddress(iv, NULL, &saddr, &local_err);
-    if (local_err) {
+    if (!visit_type_SocketAddress(iv, NULL, &saddr, &local_err)) {
         error_propagate(errp, local_err);
         goto done;
     }
diff --git a/block/sheepdog.c b/block/sheepdog.c
index a8d396dcdf..e3bcb05f60 100644
--- a/block/sheepdog.c
+++ b/block/sheepdog.c
@@ -541,8 +541,7 @@ static SocketAddress *sd_server_config(QDict *options, Error **errp)
         goto done;
     }
 
-    visit_type_SocketAddress(iv, NULL, &saddr, &local_err);
-    if (local_err) {
+    if (!visit_type_SocketAddress(iv, NULL, &saddr, &local_err)) {
         error_propagate(errp, local_err);
         goto done;
     }
diff --git a/block/throttle-groups.c b/block/throttle-groups.c
index 784fa4a16c..bb242fde1a 100644
--- a/block/throttle-groups.c
+++ b/block/throttle-groups.c
@@ -823,8 +823,7 @@ static void throttle_group_set(Object *obj, Visitor *v, const char * name,
         goto ret;
     }
 
-    visit_type_int64(v, name, &value, &local_err);
-    if (local_err) {
+    if (!visit_type_int64(v, name, &value, &local_err)) {
         goto ret;
     }
     if (value < 0) {
@@ -896,8 +895,7 @@ static void throttle_group_set_limits(Object *obj, Visitor *v,
     ThrottleLimits *argp;
     Error *local_err = NULL;
 
-    visit_type_ThrottleLimits(v, name, &argp, &local_err);
-    if (local_err) {
+    if (!visit_type_ThrottleLimits(v, name, &argp, &local_err)) {
         goto ret;
     }
     qemu_mutex_lock(&tg->lock);