This is a note to let you know that I've just added the patch titled
tools/resolve_btfids: Fix comparison of distinct pointer types warning in resolve_btfids
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tools-resolve_btfids-fix-comparison-of-distinct-poin.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit daff559d5403b4fc59cc155156a4f6da07320624
Author: Liwei Song <liwei.song.lsong@xxxxxxxxx>
Date: Mon Jul 22 16:32:59 2024 +0800
tools/resolve_btfids: Fix comparison of distinct pointer types warning in resolve_btfids
[ Upstream commit 13c9b702e6cb8e406d5fa6b2dca422fa42d2f13e ]
Add a type cast for set8->pairs to fix below compile warning:
main.c: In function 'sets_patch':
main.c:699:50: warning: comparison of distinct pointer types lacks a cast
699 | BUILD_BUG_ON(set8->pairs != &set8->pairs[0].id);
| ^~
Fixes: 9707ac4fe2f5 ("tools/resolve_btfids: Refactor set sorting with types from btf_ids.h")
Signed-off-by: Liwei Song <liwei.song.lsong@xxxxxxxxx>
Signed-off-by: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Link: https://lore.kernel.org/bpf/20240722083305.4009723-1-liwei.song.lsong@xxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/tools/bpf/resolve_btfids/main.c b/tools/bpf/resolve_btfids/main.c
index af393c7dee1f1..b3edc239fe562 100644
--- a/tools/bpf/resolve_btfids/main.c
+++ b/tools/bpf/resolve_btfids/main.c
@@ -696,7 +696,7 @@ static int sets_patch(struct object *obj)
* Make sure id is at the beginning of the pairs
* struct, otherwise the below qsort would not work.
*/
- BUILD_BUG_ON(set8->pairs != &set8->pairs[0].id);
+ BUILD_BUG_ON((u32 *)set8->pairs != &set8->pairs[0].id);
qsort(set8->pairs, set8->cnt, sizeof(set8->pairs[0]), cmp_id);
/*
