perf session: Return error code for perf_session__new() function on failure

[mirror_ubuntu-hirsute-kernel.git] / tools / perf / builtin-buildid-cache.c

diff --git a/tools/perf/builtin-buildid-cache.c b/tools/perf/builtin-buildid-cache.c
index 1a69eb565dc0f944896ee5752b8f52193e44491d..39efa51d7fb3d0884b97c1a0f59b969332c69cd7 100644 (file)
--- a/tools/perf/builtin-buildid-cache.c
+++ b/tools/perf/builtin-buildid-cache.c
@@ -28,6 +28,7 @@
 #include "util/util.h"
 #include "util/probe-file.h"
 #include <linux/string.h>
+#include <linux/err.h>
 
 static int build_id_cache__kcore_buildid(const char *proc_dir, char *sbuildid)
 {
@@ -422,8 +423,8 @@ int cmd_buildid_cache(int argc, const char **argv)
                data.force = force;
 
                session = perf_session__new(&data, false, NULL);
-               if (session == NULL)
-                       return -1;
+               if (IS_ERR(session))
+                       return PTR_ERR(session);
        }
 
        if (symbol__init(session ? &session->header.env : NULL) < 0)