drivers/clk/clk: check return value of clk_pm_runtime_get()

clk_pm_runtime_get() could fail. Check the return status. Signed-off-by: Li Zhong <floridsleeves@gmail.com>
intel-lab-lkp · Aug 28, 2022 · 26ebbe4 · 26ebbe4
1 parent 434874f
commit 26ebbe4
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
@@ -3008,8 +3008,11 @@ static void clk_summary_show_subtree(struct seq_file *s, struct clk_core *c,
 				     int level)
 {
 	struct clk_core *child;
-
-	clk_pm_runtime_get(c);
+	int ret;
+
+	ret = clk_pm_runtime_get(c);
+    if (ret)
+        return;
 	clk_summary_show_one(s, c, level);
 	clk_pm_runtime_put(c);