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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2020-09-14 20:17:01 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-09-16 20:38:56 +0300 |
| commit | 30df23c5ecdfb8da5b0bc17ceef67eff9e1b0957 (patch) | |
| tree | c6c88799984e818861c142b8c0879983e43acca0 /drivers/input | |
| parent | 93f634069707cfe562c38739f5062feccbe9a834 (diff) | |
| download | linux-30df23c5ecdfb8da5b0bc17ceef67eff9e1b0957.tar.xz | |
Input: imx6ul_tsc - clean up some errors in imx6ul_tsc_resume()
If imx6ul_tsc_init() fails then we need to clean up the clocks.
I reversed the "if (input_dev->users) {" condition to make the code a
bit simpler.
Fixes: 6cc527b05847 ("Input: imx6ul_tsc - propagate the errors")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20200905124942.GC183976@mwanda
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/touchscreen/imx6ul_tsc.c | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/drivers/input/touchscreen/imx6ul_tsc.c b/drivers/input/touchscreen/imx6ul_tsc.c index 9ed258854349..5e6ba5c4eca2 100644 --- a/drivers/input/touchscreen/imx6ul_tsc.c +++ b/drivers/input/touchscreen/imx6ul_tsc.c @@ -530,20 +530,25 @@ static int __maybe_unused imx6ul_tsc_resume(struct device *dev) mutex_lock(&input_dev->mutex); - if (input_dev->users) { - retval = clk_prepare_enable(tsc->adc_clk); - if (retval) - goto out; - - retval = clk_prepare_enable(tsc->tsc_clk); - if (retval) { - clk_disable_unprepare(tsc->adc_clk); - goto out; - } + if (!input_dev->users) + goto out; - retval = imx6ul_tsc_init(tsc); + retval = clk_prepare_enable(tsc->adc_clk); + if (retval) + goto out; + + retval = clk_prepare_enable(tsc->tsc_clk); + if (retval) { + clk_disable_unprepare(tsc->adc_clk); + goto out; } + retval = imx6ul_tsc_init(tsc); + if (retval) { + clk_disable_unprepare(tsc->tsc_clk); + clk_disable_unprepare(tsc->adc_clk); + goto out; + } out: mutex_unlock(&input_dev->mutex); return retval; |