[PATCH] ioremap balanced with iounmap for drivers/video/fm2fb

ioremap must be balanced by an iounmap and failing to do so can result in a
memory leak.

Signed-off-by: Amol Lad <amol@verismonetworks.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/video/fm2fb.c

@@ -283,6 +283,7 @@ static int __devinit fm2fb_probe(struct zorro_dev *z,
 
 	if (register_framebuffer(info) < 0) {
 		fb_dealloc_cmap(&info->cmap);
+		iounmap(info->screen_base);
 		framebuffer_release(info);
 		zorro_release_device(z);
 		return -EINVAL;