[PATCH v2] ata: sata_gemini: Add check for clk_enable

[Chen Ni]

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@xxxxxxxxxxx>
---
Changelog:

v1 -> v2:
1. Simplify commit message
---
 drivers/ata/sata_gemini.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/ata/sata_gemini.c b/drivers/ata/sata_gemini.c
index 400b22ee99c3..4c270999ba3c 100644
--- a/drivers/ata/sata_gemini.c
+++ b/drivers/ata/sata_gemini.c
@@ -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 */
-- 
2.25.1