[Powertop] [PATCH 2/2] perf: Check return value of strdup
The strdup() can return NULL so that the result should be checked.
Signed-off-by: Namhyung Kim <namhyung(a)gmail.com>
---
src/perf/perf.cpp | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/perf/perf.cpp b/src/perf/perf.cpp
index c8ba7a8..35b4017 100644
--- a/src/perf/perf.cpp
+++ b/src/perf/perf.cpp
@@ -145,6 +145,11 @@ void perf_event::set_event_name(const char *event_name)
if (name)
free(name);
name = strdup(event_name);
+ if (!name) {
+ fprintf(stderr, "failed to allocate event name\n");
+ return;
+ }
+
char *c;
c = strchr(name, ':');
--
1.7.9.2