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-rw-r--r--kernel/trace/trace_kprobe.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index c30032367aab..508396edc56a 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -749,10 +749,13 @@ static int create_trace_kprobe(int argc, char **argv)
}
if (event) {
- if (strchr(event, '/')) {
+ char *slash;
+
+ slash = strchr(event, '/');
+ if (slash) {
group = event;
- event = strchr(group, '/') + 1;
- event[-1] = '\0';
+ event = slash + 1;
+ slash[0] = '\0';
if (strlen(group) == 0) {
pr_info("Group name is not specified\n");
return -EINVAL;