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SubjectRe: [PATCH 4.9 07/30] video: fbdev: simplefb: Check before clk_put() not needed
Hi!

> From: Yihao Han <hanyihao@vivo.com>
>
> [ Upstream commit 5491424d17bdeb7b7852a59367858251783f8398 ]
>
> clk_put() already checks the clk ptr using !clk and IS_ERR()
> so there is no need to check it again before calling it.

This does not really fix any bug, so I'd preffer not to have it in
stable.

Best regards,
Pavel

> +++ b/drivers/video/fbdev/simplefb.c
> @@ -231,8 +231,7 @@ static int simplefb_clocks_init(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;

--
DENX Software Engineering GmbH, Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
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