Re: [PATCH] fbdev: simplefb: Check before clk_put() not needed

From: Helge Deller
Date: Mon Jun 20 2022 - 14:25:47 EST


On 6/2/22 12:50, Hans de Goede wrote:
> Hi,
>
> On 6/2/22 11:42, Yihao Han wrote:
>> clk_put() already checks the clk ptr using !clk and IS_ERR()
>> so there is no need to check it again before calling it.
>>
>> Signed-off-by: Yihao Han <hanyihao@xxxxxxxx>
>> ---
>> drivers/video/fbdev/simplefb.c | 3 +--
>> 1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c
>> index 2c198561c338..f96ce8801be4 100644
>> --- a/drivers/video/fbdev/simplefb.c
>> +++ b/drivers/video/fbdev/simplefb.c
>> @@ -237,8 +237,7 @@ static int simplefb_clocks_get(struct simplefb_par *par,
>> if (IS_ERR(clock)) {
>> if (PTR_ERR(clock) == -EPROBE_DEFER) {
>> while (--i >= 0) {
>> - if (par->clks[i])
>> - clk_put(par->clks[i]);
>> + clk_put(par->clks[i]);
>> }
>> kfree(par->clks);
>> return -EPROBE_DEFER;
>
> Thanks, patch looks good to me:
>
> Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx>

applied to fbdev tree.

Thanks!
Helge