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pwm: mxs: Check the return value from stmp_reset_block()

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stmp_reset_block() may fail, so let's check its return value and
propagate it in the case of error.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
This commit is contained in:
Fabio Estevam 2013-07-09 23:25:37 -03:00 committed by Thierry Reding
parent 9da0175963
commit cfb9e4c40e
1 changed files with 7 additions and 1 deletions
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8
drivers/pwm/pwm-mxs.c
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@ -161,9 +161,15 @@ static int mxs_pwm_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, mxs); platform_set_drvdata(pdev, mxs);
stmp_reset_block(mxs->base); ret = stmp_reset_block(mxs->base);
if (ret)
goto pwm_remove;
return 0; return 0;
pwm_remove:
pwmchip_remove(&mxs->chip);
return ret;
} }
static int mxs_pwm_remove(struct platform_device *pdev) static int mxs_pwm_remove(struct platform_device *pdev)