1 files changed, 2 insertions, 2 deletions

diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index f5569f005cf3..17eec39e775e 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1241,9 +1241,9 @@ static char *get_kernel_version(const char *root_dir)
                 return NULL;
 
         tmp = fgets(version, sizeof(version), file);
-        if (!tmp)
-                *version = '\0';
         fclose(file);
+        if (!tmp)
+                return NULL;
 
         name = strstr(version, prefix);
         if (!name)