diff options
author | Michael Hanselmann <linux-kernel@hansmi.ch> | 2007-02-12 03:51:34 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-12 12:48:27 -0500 |
commit | 2ca48ed5cc5935cbd2a6f5d14fecd4ddbbdb4315 (patch) | |
tree | 9ba3dbdf08bba195ee505f70de7e2a21b146ed5a | |
parent | 509cb37e173d4e39cec47238397e91b718730794 (diff) |
[PATCH] null pointer dereference in appledisplay driver
Commit 40b20c257a13c5a526ac540bc5e43d0fdf29792a by Len Brown introduced
a null pointer dereference in the appledisplay driver. This patch fixes
it.
Signed-off-by: Michael Hanselmann <linux-kernel@hansmi.ch>
Cc: Len Brown <lenb@kernel.org>
Cc: Greg KH <greg@kroah.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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/usb/misc/appledisplay.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index a7932a72d298..32f0e3a5b022 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c | |||
@@ -281,8 +281,8 @@ static int appledisplay_probe(struct usb_interface *iface, | |||
281 | /* Register backlight device */ | 281 | /* Register backlight device */ |
282 | snprintf(bl_name, sizeof(bl_name), "appledisplay%d", | 282 | snprintf(bl_name, sizeof(bl_name), "appledisplay%d", |
283 | atomic_inc_return(&count_displays) - 1); | 283 | atomic_inc_return(&count_displays) - 1); |
284 | pdata->bd = backlight_device_register(bl_name, NULL, NULL, | 284 | pdata->bd = backlight_device_register(bl_name, NULL, |
285 | &appledisplay_bl_data); | 285 | pdata, &appledisplay_bl_data); |
286 | if (IS_ERR(pdata->bd)) { | 286 | if (IS_ERR(pdata->bd)) { |
287 | err("appledisplay: Backlight registration failed"); | 287 | err("appledisplay: Backlight registration failed"); |
288 | goto error; | 288 | goto error; |