Commit 772a2f9b authored Jul 15, 2010 by Dan Carpenter Committed by Dave Airlie Jul 20, 2010

fb: handle allocation failure in alloc_apertures()



If the kzalloc() fails we should return NULL.  All the places that call
alloc_apertures() check for this already.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: James Simmons <jsimmons@infradead.org>
Acked-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

parent bbb642f9

include/linux/fb.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -873,6 +873,8 @@ struct fb_info {
		static inline struct apertures_struct *alloc_apertures(unsigned int max_num) {
		struct apertures_struct *a = kzalloc(sizeof(struct apertures_struct)
		+ max_num * sizeof(struct aperture), GFP_KERNEL);
		if (!a)
		return NULL;
		a->count = max_num;
		return a;
		}