1 files changed, 5 insertions, 0 deletions

diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index d8b48827a17e..d41926cb9e3f 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -570,6 +570,11 @@ int setup_sorting(void)
         char *tmp, *tok, *str = strdup(sort_order);
         int ret = 0;
 
+        if (str == NULL) {
+                error("Not enough memory to setup sort keys");
+                return -ENOMEM;
+        }
+
         for (tok = strtok_r(str, ", ", &tmp);
                         tok; tok = strtok_r(NULL, ", ", &tmp)) {
                 ret = sort_dimension__add(tok);