Messages in this thread Patch in this message | | | Date | Mon, 14 Dec 2009 11:57:43 +0800 | From | Li Zefan <> | Subject | [PATCH 2/7] tracing/filters: Fix MATCH_FRONT_ONLY filter matching |
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MATCH_FRONT_ONLY actually is a full matching.
We should pass the length of the pattern string to strncmp().
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> --- kernel/trace/trace_events_filter.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 50504cb..11c3973 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -261,7 +261,7 @@ static int regex_match_full(char *str, struct regex *r, int len) static int regex_match_front(char *str, struct regex *r, int len) { - if (strncmp(str, r->pattern, len) == 0) + if (strncmp(str, r->pattern, r->len) == 0) return 1; return 0; } -- 1.6.3
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