[PATCH] mfd: tc6393xb: Handle return value of clk_prepare_enable

[Arvind Yadav]

clk_prepare_enable() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/mfd/tc6393xb.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index d16e71b..0c9f039 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -797,7 +797,9 @@ static int tc6393xb_resume(struct platform_device *dev)
        int ret;
        int i;
 
-       clk_prepare_enable(tc6393xb->clk);
+       ret = clk_prepare_enable(tc6393xb->clk);
+       if (ret)
+               return ret;
 
        ret = tcpd->resume(dev);
        if (ret)
-- 
1.9.1