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

From Arvind Yadav <arvind.yadav.cs@gmail.com>
Newsgroups linux.kernel
Subject [PATCH] mfd: tc6393xb: Handle return value of clk_prepare_enable
Date 2017-06-01 09:20 +0200
Message-ID <tNsyJ-7UU-3@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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

Signed-off-by: Arvind Yadav <arvind.yadav.cs@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

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[PATCH] mfd: tc6393xb: Handle return value of clk_prepare_enable Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-06-01 09:20 +0200
  Re: [PATCH] mfd: tc6393xb: Handle return value of clk_prepare_enable Lee Jones <lee.jones@linaro.org> - 2017-06-05 10:20 +0200

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