On 4/26/2020 11:19 PM, Jiri Slaby wrote: > On 21. 04. 20, 14:31, Zou Wei wrote: >> 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@xxxxxxxxxx> >> Signed-off-by: Zou Wei <zou_wei@xxxxxxxxxx> >> --- >> 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); > > Why would you want to put an erroneous clk? Doh, somehow I completely missed, you are right this does not look legit. -- Florian