Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2021-01-28' into staging

QAPI patches patches for 2021-01-28

# gpg: Signature made Thu 28 Jan 2021 07:10:21 GMT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2021-01-28:
  qapi: More complex uses of QAPI_LIST_APPEND
  qapi: Use QAPI_LIST_APPEND in trivial cases
  qapi: Introduce QAPI_LIST_APPEND
  qapi: A couple more QAPI_LIST_PREPEND() stragglers
  net: Clarify early exit condition

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 2 insertions, 6 deletions

diff --git a/qemu-img.c b/qemu-img.c
index 8597d06..e2952fe 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -2856,7 +2856,7 @@ static ImageInfoList *collect_image_info_list(bool image_opts,
                                               bool chain, bool force_share)
 {
     ImageInfoList *head = NULL;
-    ImageInfoList **last = &head;
+    ImageInfoList **tail = &head;
     GHashTable *filenames;
     Error *err = NULL;
 
@@ -2866,7 +2866,6 @@ static ImageInfoList *collect_image_info_list(bool image_opts,
         BlockBackend *blk;
         BlockDriverState *bs;
         ImageInfo *info;
-        ImageInfoList *elem;
 
         if (g_hash_table_lookup_extended(filenames, filename, NULL, NULL)) {
             error_report("Backing file '%s' creates an infinite loop.",
@@ -2890,10 +2889,7 @@ static ImageInfoList *collect_image_info_list(bool image_opts,
             goto err;
         }
 
-        elem = g_new0(ImageInfoList, 1);
-        elem->value = info;
-        *last = elem;
-        last = &elem->next;
+        QAPI_LIST_APPEND(tail, info);
 
         blk_unref(blk);