From 8ce24f8967df2836b4557a23e74dc4bb098249f1 Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 11 Sep 2020 14:33:26 +0300
Subject: [PATCH] mfd: sm501: Fix leaks in probe()
Git-commit: 8ce24f8967df2836b4557a23e74dc4bb098249f1
Patch-mainline: v5.10-rc1
References: git-fixes

This code should clean up if sm501_init_dev() fails.

Fixes: b6d6454fdb66 ("[PATCH] mfd: SM501 core driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/mfd/sm501.c |    8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1425,8 +1425,14 @@ static int sm501_plat_probe(struct platf
 		goto err_claim;
 	}
 
-	return sm501_init_dev(sm);
+	ret = sm501_init_dev(sm);
+	if (ret)
+		goto err_unmap;
 
+	return 0;
+
+ err_unmap:
+	iounmap(sm->regs);
  err_claim:
 	release_resource(sm->regs_claim);
 	kfree(sm->regs_claim);