From: Amol Lad <amol@verismonetworks.com>
Date: Fri, 8 Dec 2006 10:40:07 +0000 (-0800)
Subject: [PATCH] ioremap balanced with iounmap for drivers/video/platinumfb
X-Git-Tag: v2.6.20-rc1~34^2~108
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2b7574da255fef27cdb294e19bea26d911443511;p=linux-2.6

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

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: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/drivers/video/platinumfb.c b/drivers/video/platinumfb.c
index cb26c6df05..2338716558 100644
--- a/drivers/video/platinumfb.c
+++ b/drivers/video/platinumfb.c
@@ -627,6 +627,9 @@ static int __devinit platinumfb_probe(struct of_device* odev,
 	
 	rc = platinum_init_fb(info);
 	if (rc != 0) {
+		iounmap(pinfo->frame_buffer);
+		iounmap(pinfo->platinum_regs);
+		iounmap(pinfo->cmap_regs);
 		dev_set_drvdata(&odev->dev, NULL);
 		framebuffer_release(info);
 	}