From 4c4dd903e72507c853b8c2b04b22e0d0c721fd93 Mon Sep 17 00:00:00 2001 From: Axel Lin <axel.lin@gmail.com> Date: Wed, 3 Aug 2011 16:21:16 -0700 Subject: drivers/video/backlight/aat2870_bl.c: fix error checking for backlight_device_register backlight_device_register() returns ERR_PTR() on error. Signed-off-by: Axel Lin <axel.lin@gmail.com> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: Jin Park <jinyoungp@nvidia.com> Cc: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> --- drivers/video/backlight/aat2870_bl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/video/backlight') diff --git a/drivers/video/backlight/aat2870_bl.c b/drivers/video/backlight/aat2870_bl.c index 4952a617563d..f13a3f7e2e8f 100644 --- a/drivers/video/backlight/aat2870_bl.c +++ b/drivers/video/backlight/aat2870_bl.c @@ -158,10 +158,10 @@ static int aat2870_bl_probe(struct platform_device *pdev) props.type = BACKLIGHT_RAW; bd = backlight_device_register("aat2870-backlight", &pdev->dev, aat2870_bl, &aat2870_bl_ops, &props); - if (!bd) { + if (IS_ERR(bd)) { dev_err(&pdev->dev, "Failed allocate memory for backlight device\n"); - ret = -ENOMEM; + ret = PTR_ERR(bd); goto out_kfree; } -- cgit v1.2.3