summaryrefslogtreecommitdiff
path: root/drivers/input
diff options
context:
space:
mode:
authorFabio Estevam <fabio.estevam@freescale.com>2015-06-22 19:22:34 +0300
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-06-22 19:33:51 +0300
commite998200c1912f22cf257ae88771e56de588ee8fb (patch)
treee5c1633a20ed1a01fa3c6bbf2640124122f2336a /drivers/input
parent84c88ef9affb34f10cb5b66b07e2d496845d1c28 (diff)
downloadlinux-e998200c1912f22cf257ae88771e56de588ee8fb.tar.xz
Input: imx_keypad - check for clk_prepare_enable() error
clk_prepare_enable() may fail, so we should better check its return value and propagate it in the case of error. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/keyboard/imx_keypad.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/input/keyboard/imx_keypad.c b/drivers/input/keyboard/imx_keypad.c
index 2e855e6f3565..d2ea863d6a45 100644
--- a/drivers/input/keyboard/imx_keypad.c
+++ b/drivers/input/keyboard/imx_keypad.c
@@ -506,7 +506,9 @@ static int imx_keypad_probe(struct platform_device *pdev)
input_set_drvdata(input_dev, keypad);
/* Ensure that the keypad will stay dormant until opened */
- clk_prepare_enable(keypad->clk);
+ error = clk_prepare_enable(keypad->clk);
+ if (error)
+ return error;
imx_keypad_inhibit(keypad);
clk_disable_unprepare(keypad->clk);