Commit 47325095 authored Apr 03, 2024 by Chen Ni Committed by Greg Kroah-Hartman May 17, 2024

ata: sata_gemini: Check clk_enable() result



[ Upstream commit e85006ae7430aef780cc4f0849692e266a102ec0 ]

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

Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 510e7b18

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 */