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fbdev: sh_mobile_lcdc: checking NULL instead of IS_ERR()
author
Dan Carpenter
<error27@gmail.com>
Mon, 21 Mar 2011 15:03:13 +0000
(15:03 +0000)
committer
Paul Mundt
<lethal@linux-sh.org>
Tue, 22 Mar 2011 07:08:48 +0000
(16:08 +0900)
backlight_device_register() returns an ERR_PTR. It doesn't return NULL.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
drivers/video/sh_mobile_lcdcfb.c
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diff --git
a/drivers/video/sh_mobile_lcdcfb.c
b/drivers/video/sh_mobile_lcdcfb.c
index bf2629f83f409418a96bd46da1df53d6c4032efe..757665bc500f1c009540673ed497f556f1a26024 100644
(file)
--- a/
drivers/video/sh_mobile_lcdcfb.c
+++ b/
drivers/video/sh_mobile_lcdcfb.c
@@
-1088,8
+1088,9
@@
static struct backlight_device *sh_mobile_lcdc_bl_probe(struct device *parent,
bl = backlight_device_register(ch->cfg.bl_info.name, parent, ch,
&sh_mobile_lcdc_bl_ops, NULL);
- if (!bl) {
- dev_err(parent, "unable to register backlight device\n");
+ if (IS_ERR(bl)) {
+ dev_err(parent, "unable to register backlight device: %ld\n",
+ PTR_ERR(bl));
return NULL;
}