diff options
| -rw-r--r-- | tools/perf/util/probe-event.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c index de0d91385c9..88e18044993 100644 --- a/tools/perf/util/probe-event.c +++ b/tools/perf/util/probe-event.c @@ -48,6 +48,9 @@ /* If there is no space to write, returns -E2BIG. */ static int e_snprintf(char *str, size_t size, const char *format, ...) + __attribute__((format(printf, 3, 4))); + +static int e_snprintf(char *str, size_t size, const char *format, ...) { int ret; va_list ap; @@ -258,7 +261,7 @@ int synthesize_perf_probe_event(struct probe_point *pp) ret = e_snprintf(buf, MAX_CMDLEN, "%s%s%s%s", pp->function, offs, pp->retprobe ? "%return" : "", line); else - ret = e_snprintf(buf, MAX_CMDLEN, "%s%s%s%s", pp->file, line); + ret = e_snprintf(buf, MAX_CMDLEN, "%s%s", pp->file, line); if (ret <= 0) goto error; len = ret; |