From: Amol Lad <amol@verismonetworks.com>

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>
Cc: Helge Deller <deller@parisc-linux.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 drivers/video/stifb.c |    3 +++
 1 files changed, 3 insertions(+)

diff -puN drivers/video/stifb.c~ioremap-balanced-with-iounmap-for-drivers-video-stifb drivers/video/stifb.c
--- a/drivers/video/stifb.c~ioremap-balanced-with-iounmap-for-drivers-video-stifb
+++ a/drivers/video/stifb.c
@@ -1291,6 +1291,7 @@ out_err3:
 out_err2:
 	release_mem_region(fix->smem_start, fix->smem_len);
 out_err1:
+	iounmap(info->screen_base);
 	fb_dealloc_cmap(&info->cmap);
 out_err0:
 	kfree(fb);
@@ -1364,6 +1365,8 @@ stifb_cleanup(void)
 			unregister_framebuffer(sti->info);
 			release_mem_region(info->fix.mmio_start, info->fix.mmio_len);
 		        release_mem_region(info->fix.smem_start, info->fix.smem_len);
+				if (info->screen_base)
+					iounmap(info->screen_base);
 		        fb_dealloc_cmap(&info->cmap);
 		        kfree(info); 
 		}
_