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libbpf: Poison strlcpy()

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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 <rongtao@cestc.cn>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Stanislav Fomichev <sdf@google.com>
Link: https://lore.kernel.org/bpf/tencent_5695A257C4D16B4413036BA1DAACDECB0B07@qq.com
This commit is contained in:
Rong Tao 2023-01-05 22:36:33 +08:00 committed by Daniel Borkmann
parent 6bd4755c7c
commit 6d0c4b11e7
1 changed files with 2 additions and 2 deletions
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4
tools/lib/bpf/libbpf_internal.h
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@ -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"