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-rw-r--r--kernel/trace/trace_events_filter.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 49e44dd17851..f364b085397e 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -268,7 +268,7 @@ static int regex_match_front(char *str, struct regex *r, int len)
static int regex_match_middle(char *str, struct regex *r, int len)
{
- if (strstr(str, r->pattern))
+ if (strnstr(str, r->pattern, len))
return 1;
return 0;
}