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| author | Axel Lin <axel.lin@gmail.com> | 2011-01-26 02:07:14 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-26 03:49:58 +0300 |
| commit | d8cc667be8fad9ad0bb3a95116be9f80a3b3efcf (patch) | |
| tree | b7cd54ac64552d8ce1ffcfdb9caa567ca04bd9a2 /drivers/leds/leds-pwm.c | |
| parent | f95ba941d1bee594d536cdcbf879a0865381b903 (diff) | |
| download | linux-d8cc667be8fad9ad0bb3a95116be9f80a3b3efcf.tar.xz | |
leds: leds-pwm: return proper error if pwm_request failed
Return PTR_ERR(led_dat->pwm) instead of 0 if pwm_request failed
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Luotao Fu <l.fu@pengutronix.de>
Cc: Reviewed-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/leds/leds-pwm.c')
| -rw-r--r-- | drivers/leds/leds-pwm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c index da3fa8dcdf5b..666daf77872e 100644 --- a/drivers/leds/leds-pwm.c +++ b/drivers/leds/leds-pwm.c @@ -69,6 +69,7 @@ static int led_pwm_probe(struct platform_device *pdev) led_dat->pwm = pwm_request(cur_led->pwm_id, cur_led->name); if (IS_ERR(led_dat->pwm)) { + ret = PTR_ERR(led_dat->pwm); dev_err(&pdev->dev, "unable to request PWM %d\n", cur_led->pwm_id); goto err; |