From: Amol Lad <amol@verismonetworks.com>
Date: Fri, 8 Dec 2006 10:40:11 +0000 (-0800)
Subject: [PATCH] ioremap balanced with iounmap for drivers/video/fm2fb
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1b3349fa448ce41eda5ae0e6d4dc52837d14ad11;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[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>
---

diff --git a/drivers/video/fm2fb.c b/drivers/video/fm2fb.c
index 998374cfae6d..70ff55b14596 100644
--- a/drivers/video/fm2fb.c
+++ b/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;