From: Souptick Joarder <jrdr.linux@gmail.com>
Date: Mon, 14 Nov 2016 12:14:49 +0000 (+0530)
Subject: serial: sunsu: Free memory when probe fails
X-Git-Tag: v4.10-rc1~149^2~11
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=af6f9d6883ac95d14271b4613e5813f2938dd4d4;p=karo-tx-linux.git

serial: sunsu: Free memory when probe fails

When su_probe() fails it doesn't free *up and we may have a memory
leak. Fix this by freeing *up before return.

Signed-off-by: Souptick joarder <jrdr.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/sunsu.c b/drivers/tty/serial/sunsu.c
index 9ad98eaa35bf..72df2e1b88af 100644
--- a/drivers/tty/serial/sunsu.c
+++ b/drivers/tty/serial/sunsu.c
@@ -1500,6 +1500,7 @@ static int su_probe(struct platform_device *op)
 
 out_unmap:
 	of_iounmap(&op->resource[0], up->port.membase, up->reg_size);
+	kfree(up);
 	return err;
 }