diff options
| -rw-r--r-- | tools/perf/builtin-ftrace.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c index 6b6eec65f93f..4cc33452d79b 100644 --- a/tools/perf/builtin-ftrace.c +++ b/tools/perf/builtin-ftrace.c @@ -18,6 +18,7 @@ #include <poll.h> #include <ctype.h> #include <linux/capability.h> +#include <linux/err.h> #include <linux/string.h> #include <sys/stat.h> @@ -1209,8 +1210,12 @@ static int prepare_func_profile(struct perf_ftrace *ftrace) ftrace->graph_verbose = 0; ftrace->profile_hash = hashmap__new(profile_hash, profile_equal, NULL); - if (ftrace->profile_hash == NULL) - return -ENOMEM; + if (IS_ERR(ftrace->profile_hash)) { + int err = PTR_ERR(ftrace->profile_hash); + + ftrace->profile_hash = NULL; + return err; + } return 0; } |