diff options
| author | Axel Lin <axel.lin@gmail.com> | 2011-07-25 17:11:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-25 20:57:07 -0700 |
| commit | e2e7da9bccd77ef6793b865c1b78c7e519ccc562 (patch) | |
| tree | 1d8a4231b5020778a14784d707c0033bace26235 | |
| parent | ccb6108f5b0b541d3eb332c3a73e645c0f84278e (diff) | |
drivers/video/backlight/ld9040.c: small fixes
- Fix checking of wrong return value for backlight_device_register()
- Properly free allocated resources in ld9040_probe() error path and
ld9040_remove().
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Cc: Donghwa Lee <dh09.lee@samsung.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/video/backlight/ld9040.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/video/backlight/ld9040.c b/drivers/video/backlight/ld9040.c index 7281b2506a67..62bcde3c97f2 100644 --- a/drivers/video/backlight/ld9040.c +++ b/drivers/video/backlight/ld9040.c @@ -701,9 +701,9 @@ static int ld9040_probe(struct spi_device *spi) bd = backlight_device_register("ld9040-bl", &spi->dev, lcd, &ld9040_backlight_ops, NULL); - if (IS_ERR(ld)) { - ret = PTR_ERR(ld); - goto out_free_lcd; + if (IS_ERR(bd)) { + ret = PTR_ERR(bd); + goto out_unregister_lcd; } bd->props.max_brightness = MAX_BRIGHTNESS; @@ -731,6 +731,8 @@ static int ld9040_probe(struct spi_device *spi) dev_info(&spi->dev, "ld9040 panel driver has been probed.\n"); return 0; +out_unregister_lcd: + lcd_device_unregister(lcd->ld); out_free_lcd: kfree(lcd); return ret; @@ -741,6 +743,7 @@ static int __devexit ld9040_remove(struct spi_device *spi) struct ld9040 *lcd = dev_get_drvdata(&spi->dev); ld9040_power(lcd, FB_BLANK_POWERDOWN); + backlight_device_unregister(lcd->bd); lcd_device_unregister(lcd->ld); kfree(lcd); |