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libbpf: Fix str_has_sfx()'s return value

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The return from strcmp() is inverted so it wrongly returns true instead
of false and vice versa.

Fixes: a1c9d61b19 ("libbpf: Improve library identification for uprobe binary path resolution")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Martin KaFai Lau <kafai@fb.com>
Cc: Alan Maguire <alan.maguire@oracle.com>
Link: https://lore.kernel.org/bpf/YtZ+/dAA195d99ak@kili
This commit is contained in:
Dan Carpenter
2022-07-19 12:53:01 +03:00
committed by Daniel Borkmann
parent c6018fc6e7
commit 14229b8153
1 changed files with 3 additions and 3 deletions
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6
tools/lib/bpf/libbpf_internal.h
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@ -108,9 +108,9 @@ static inline bool str_has_sfx(const char *str, const char *sfx)
size_t str_len = strlen(str); size_t str_len = strlen(str);
size_t sfx_len = strlen(sfx); size_t sfx_len = strlen(sfx);
if (sfx_len <= str_len) if (sfx_len > str_len)
return strcmp(str + str_len - sfx_len, sfx); return false;
return false; return strcmp(str + str_len - sfx_len, sfx) == 0;
} }
/* Symbol versioning is different between static and shared library. /* Symbol versioning is different between static and shared library.