forked from Minki/linux
[PATCH] null pointer dereference in appledisplay driver
Commit 40b20c257a
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>
This commit is contained in:
parent
509cb37e17
commit
2ca48ed5cc
@ -281,8 +281,8 @@ static int appledisplay_probe(struct usb_interface *iface,
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/* Register backlight device */
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snprintf(bl_name, sizeof(bl_name), "appledisplay%d",
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atomic_inc_return(&count_displays) - 1);
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pdata->bd = backlight_device_register(bl_name, NULL, NULL,
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&appledisplay_bl_data);
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pdata->bd = backlight_device_register(bl_name, NULL,
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pdata, &appledisplay_bl_data);
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if (IS_ERR(pdata->bd)) {
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err("appledisplay: Backlight registration failed");
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goto error;
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