Commit e85006ae authored by Chen Ni's avatar Chen Ni Committed by Damien Le Moal
Browse files

ata: sata_gemini: Check clk_enable() result 



The call to clk_enable() in gemini_sata_start_bridge() can fail.
Add a check to detect such failure.

Signed-off-by: default avatarChen Ni <nichen@iscas.ac.cn>
Signed-off-by: default avatarDamien Le Moal <dlemoal@kernel.org>
parent 3137b83a

drivers/ata/sata_gemini.c

+4 −1
Original line number Diff line number Diff line
@@ -200,7 +200,10 @@ int gemini_sata_start_bridge(struct sata_gemini *sg, unsigned int bridge) 
		pclk = sg->sata0_pclk;

	else

		pclk = sg->sata1_pclk;

	clk_enable(pclk);

	ret = clk_enable(pclk);

	if (ret)

		return ret;



	msleep(10);



	/* Do not keep clocking a bridge that is not online */