Commit f190017b authored by Amol Lad's avatar Amol Lad Committed by Linus Torvalds
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[PATCH] ioremap balanced with iounmap for drivers/video/offb 



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

Signed-off-by: default avatarAmol Lad <amol@verismonetworks.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 2b7574da

drivers/video/offb.c

+3 −0
Original line number Diff line number Diff line
@@ -402,6 +402,9 @@ static void __init offb_init_fb(const char *name, const char *full_name, 
	fb_alloc_cmap(&info->cmap, 256, 0);



	if (register_framebuffer(info) < 0) {

		iounmap(par->cmap_adr);

		par->cmap_adr = NULL;

		iounmap(info->screen_base);

		kfree(info);

		release_mem_region(res_start, res_size);

		return;