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* [PATCH] ahci: imx: add missing clk_disable_unprepare() on error in imx_sata_enable()
@ 2014-07-30  0:54 weiyj_lk
  2014-07-30  2:37 ` Shawn Guo
  2014-07-30 16:06 ` Tejun Heo
  0 siblings, 2 replies; 3+ messages in thread
From: weiyj_lk @ 2014-07-30  0:54 UTC (permalink / raw)
  To: Tejun Heo, Grant Likely, Rob Herring, Shawn Guo; +Cc: Wei Yongjun, linux-ide

From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Add the missing clk_disable_unprepare() before return from
imx_sata_enable() in the phy reset error handling case.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 drivers/ata/ahci_imx.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c
index cac4360..7767325 100644
--- a/drivers/ata/ahci_imx.c
+++ b/drivers/ata/ahci_imx.c
@@ -265,7 +265,7 @@ static int imx_sata_enable(struct ahci_host_priv *hpriv)
 		ret = imx_sata_phy_reset(hpriv);
 		if (ret) {
 			dev_err(dev, "failed to reset phy: %d\n", ret);
-			goto disable_regulator;
+			goto disable_clk;
 		}
 	}
 
@@ -273,6 +273,8 @@ static int imx_sata_enable(struct ahci_host_priv *hpriv)
 
 	return 0;
 
+disable_clk:
+	clk_disable_unprepare(imxpriv->sata_ref_clk);
 disable_regulator:
 	if (hpriv->target_pwr)
 		regulator_disable(hpriv->target_pwr);


^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2014-07-30 16:06 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2014-07-30  0:54 [PATCH] ahci: imx: add missing clk_disable_unprepare() on error in imx_sata_enable() weiyj_lk
2014-07-30  2:37 ` Shawn Guo
2014-07-30 16:06 ` Tejun Heo

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