Fix sparc64 MAP_FIXED handling of framebuffer mmaps

Fix sparc64 MAP_FIXED handling of framebuffer mmaps

patch d58aa8c7b1cc0add7b03e26bdb8988d98d2f4cd1 in mainline.

From: Chris Wright <chrisw@sous-sol.org>
Date: Tue, 23 Oct 2007 20:36:14 -0700
Subject: [PATCH] [SPARC64]: pass correct addr in get_fb_unmapped_area(MAP_FIXED)

Looks like the MAP_FIXED case is using the wrong address hint.  I'd
expect the comment "don't mess with it" means pass the request
straight on through, not change the address requested to -ENOMEM.

Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>