[PATCH 5/5] clocksource/drivers/asm9260: Add a check for of_clk_get
From: Daniel Lezcano
Date: Mon Nov 04 2019 - 09:23:20 EST
From: Chuhong Yuan <hslester96@xxxxxxxxx>
asm9260_timer_init misses a check for of_clk_get.
Add a check for it and print errors like other clocksource drivers.
Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx>
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20191016124330.22211-1-hslester96@xxxxxxxxx
---
drivers/clocksource/asm9260_timer.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/clocksource/asm9260_timer.c b/drivers/clocksource/asm9260_timer.c
index 9f09a59161e7..5b39d3701fa3 100644
--- a/drivers/clocksource/asm9260_timer.c
+++ b/drivers/clocksource/asm9260_timer.c
@@ -194,6 +194,10 @@ static int __init asm9260_timer_init(struct device_node *np)
}
clk = of_clk_get(np, 0);
+ if (IS_ERR(clk)) {
+ pr_err("Failed to get clk!\n");
+ return PTR_ERR(clk);
+ }
ret = clk_prepare_enable(clk);
if (ret) {
--
2.17.1