From 896af83ef69b0a325816fe270440baa27238f531 Mon Sep 17 00:00:00 2001
From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Wed, 14 Sep 2016 16:25:39 +0530
Subject: power: reset: xgene-reboot: Unmap region obtained by of_iomap

Free memory mapping, if probe is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Sebastian Reichel <sre@kernel.org>

diff --git a/drivers/power/reset/xgene-reboot.c b/drivers/power/reset/xgene-reboot.c
index f07e93c..73c3d93 100644
--- a/drivers/power/reset/xgene-reboot.c
+++ b/drivers/power/reset/xgene-reboot.c
@@ -81,8 +81,10 @@ static int xgene_reboot_probe(struct platform_device *pdev)
 	ctx->restart_handler.notifier_call = xgene_restart_handler;
 	ctx->restart_handler.priority = 128;
 	err = register_restart_handler(&ctx->restart_handler);
-	if (err)
+	if (err) {
+		iounmap(ctx->csr);
 		dev_err(dev, "cannot register restart handler (err=%d)\n", err);
+	}
 
 	return err;
 }
-- 
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