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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2013-11-11 22:23:50 +0800
committerWolfram Sang <wsa@the-dreams.de>2013-11-14 18:57:32 +0100
commit2dc9688a106886db7191d30f30ffd61fde827efd (patch)
tree6d1a6a1801ef4200260aeb94586ab856ccd54d5d /drivers/i2c
parent25b3dfc87bff80317d67ddd2cd4cfb91e6fe7d79 (diff)
i2c: wmt: add missing clk_disable_unprepare() on error
Add the missing clk_disable_unprepare() before return from wmt_i2c_reset_hardware() in the error handling case. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Cc: stable@kernel.org # 3.11+
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-wmt.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-wmt.c b/drivers/i2c/busses/i2c-wmt.c
index c65da3d913a..4bf9507cd1a 100644
--- a/drivers/i2c/busses/i2c-wmt.c
+++ b/drivers/i2c/busses/i2c-wmt.c
@@ -349,6 +349,7 @@ static int wmt_i2c_reset_hardware(struct wmt_i2c_dev *i2c_dev)
err = clk_set_rate(i2c_dev->clk, 20000000);
if (err) {
dev_err(i2c_dev->dev, "failed to set clock = 20Mhz\n");
+ clk_disable_unprepare(i2c_dev->clk);
return err;
}