From 13c9b702e6cb8e406d5fa6b2dca422fa42d2f13e Mon Sep 17 00:00:00 2001 From: Liwei Song Date: Mon, 22 Jul 2024 16:32:59 +0800 Subject: [PATCH] tools/resolve_btfids: Fix comparison of distinct pointer types warning in resolve_btfids 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 Signed-off-by: Daniel Borkmann Acked-by: Jiri Olsa Link: https://lore.kernel.org/bpf/20240722083305.4009723-1-liwei.song.lsong@gmail.com --- tools/bpf/resolve_btfids/main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/bpf/resolve_btfids/main.c b/tools/bpf/resolve_btfids/main.c index 936ef95c3d32..d54aaa0619df 100644 --- a/tools/bpf/resolve_btfids/main.c +++ b/tools/bpf/resolve_btfids/main.c @@ -704,7 +704,7 @@ 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); /*