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;

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