From 6d0c4b11e743b84eb57898783e9adecb9083b269 Mon Sep 17 00:00:00 2001 From: Rong Tao Date: Thu, 5 Jan 2023 22:36:33 +0800 Subject: [PATCH] libbpf: Poison strlcpy() Since commit 9fc205b413b3("libbpf: Add sane strncpy alternative and use it internally") introduce libbpf_strlcpy(), thus add strlcpy() to a poison list to prevent accidental use of it. Signed-off-by: Rong Tao Signed-off-by: Daniel Borkmann Acked-by: Stanislav Fomichev Link: https://lore.kernel.org/bpf/tencent_5695A257C4D16B4413036BA1DAACDECB0B07@qq.com --- tools/lib/bpf/libbpf_internal.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/lib/bpf/libbpf_internal.h b/tools/lib/bpf/libbpf_internal.h index e4d0566..fbaf683 100644 --- a/tools/lib/bpf/libbpf_internal.h +++ b/tools/lib/bpf/libbpf_internal.h @@ -20,8 +20,8 @@ /* make sure libbpf doesn't use kernel-only integer typedefs */ #pragma GCC poison u8 u16 u32 u64 s8 s16 s32 s64 -/* prevent accidental re-addition of reallocarray() */ -#pragma GCC poison reallocarray +/* prevent accidental re-addition of reallocarray()/strlcpy() */ +#pragma GCC poison reallocarray strlcpy #include "libbpf.h" #include "btf.h" -- 2.7.4