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From: tip-bot f. J. L. <juh...@lu...> - 2009-12-07 17:38:16
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Commit-ID: d56728b8d7fb3e1e5e5f97b88fdf6b43a35b4f5e Gitweb: http://git.kernel.org/tip/d56728b8d7fb3e1e5e5f97b88fdf6b43a35b4f5e Author: Juha Leppanen <juh...@lu...> AuthorDate: Mon, 7 Dec 2009 12:00:40 -0500 Committer: Ingo Molnar <mi...@el...> CommitDate: Mon, 7 Dec 2009 18:33:20 +0100 perf probe: Fix strtailcmp() to compare s1and s2[0] Fix strtailcmp() to compare s1[0] and s2[0]. strtailcmp() returns 0 if "a" and "b" or "a" and "ab", it's a wrong behavior. This patch fixes it. Signed-off-by: "Juha Leppanen" <juh...@lu...> Acked-by: Masami Hiramatsu <mhi...@re...> Cc: systemtap <sys...@so...> Cc: DLE <dle...@li...> Cc: Juha Leppanen <juh...@lu...> Cc: Frederic Weisbecker <fwe...@gm...> LKML-Reference: <200...@dh...> Signed-off-by: Ingo Molnar <mi...@el...> --- tools/perf/util/probe-finder.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c index 293cdfc..4585f1d 100644 --- a/tools/perf/util/probe-finder.c +++ b/tools/perf/util/probe-finder.c @@ -106,7 +106,7 @@ static int strtailcmp(const char *s1, const char *s2) { int i1 = strlen(s1); int i2 = strlen(s2); - while (--i1 > 0 && --i2 > 0) { + while (--i1 >= 0 && --i2 >= 0) { if (s1[i1] != s2[i2]) return s1[i1] - s2[i2]; } |