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| author | Fabio Estevam <fabio.estevam@freescale.com> | 2015-06-22 09:22:34 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-06-22 09:33:51 -0700 |
| commit | e998200c1912f22cf257ae88771e56de588ee8fb (patch) | |
| tree | e5c1633a20ed1a01fa3c6bbf2640124122f2336a | |
| parent | 84c88ef9affb34f10cb5b66b07e2d496845d1c28 (diff) | |
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>
| -rw-r--r-- | drivers/input/keyboard/imx_keypad.c | 4 |
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); |