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| author | Chen Ni <nichen@iscas.ac.cn> | 2024-04-03 07:33:49 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-05-17 12:56:05 +0300 |
| commit | 337f84a0efe21dccef8b11a73cd19fb332af0ea2 (patch) | |
| tree | c9a680d1227988bbfdadcddf25ca3b589149e773 /drivers/ata | |
| parent | 9c08b9a943393ed095005e83b4ca753b097b2407 (diff) | |
| download | linux-337f84a0efe21dccef8b11a73cd19fb332af0ea2.tar.xz | |
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>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/sata_gemini.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/ata/sata_gemini.c b/drivers/ata/sata_gemini.c index c96fcf9ee3c0..01f050b1bc93 100644 --- a/drivers/ata/sata_gemini.c +++ b/drivers/ata/sata_gemini.c @@ -201,7 +201,10 @@ 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 */ |