perf top: Fix error handling in cmd_top()

[ Upstream commit 70c819e ] We should go to the cleanup path, to avoid leaks, detected using gcc's ASan. Signed-off-by: Changbin Du <[email protected]> Reviewed-by: Jiri Olsa <[email protected]> Cc: Alexei Starovoitov <[email protected]> Cc: Daniel Borkmann <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Steven Rostedt (VMware) <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> Signed-off-by: Sasha Levin <[email protected]>
gabrielesvelto · Dec 25, 2019 · b8220bd · b8220bd
1 parent 38d14b7
commit b8220bd
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
@@ -1256,8 +1256,9 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
 	symbol_conf.priv_size = sizeof(struct annotation);
 
 	symbol_conf.try_vmlinux_path = (symbol_conf.vmlinux_name == NULL);
-	if (symbol__init(NULL) < 0)
-		return -1;
+	status = symbol__init(NULL);
+	if (status < 0)
+		goto out_delete_evlist;
 
 	sort__setup_elide(stdout);