[PATCH -next] tty: serial: bcm63xx: fix missing clk_put() in bcm63xx_uart

Zou Wei
2020-04-21T12:25:41Z

This patch fixes below error reported by coccicheck

drivers/tty/serial/bcm63xx_uart.c:848:2-8: ERROR: missing clk_put;
clk_get on line 842 and execution via conditional on line 846

Fixes: ab4382d27412 ("tty: move drivers/serial/ to drivers/tty/serial/")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zou Wei <zou_wei@huawei.com>
---
drivers/tty/serial/bcm63xx_uart.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/serial/bcm63xx_uart.c b/drivers/tty/serial/bcm63xx_uart.c
index 5674da2..ed0aa5c 100644
--- a/drivers/tty/serial/bcm63xx_uart.c
+++ b/drivers/tty/serial/bcm63xx_uart.c
@@ -843,8 +843,10 @@ static int bcm_uart_probe(struct platform_device *pdev)
if (IS_ERR(clk) && pdev->dev.of_node)
clk = of_clk_get(pdev->dev.of_node, 0);

- if (IS_ERR(clk))
+ if (IS_ERR(clk)) {
+ clk_put(clk);
return -ENODEV;
+ }

port->iotype = UPIO_MEM;
port->irq = res_irq->start;
--
2.6.2