From: Souptick Joarder <jrdr.linux@gmail.com>
Date: Fri, 28 Oct 2016 12:00:16 +0000 (+0530)
Subject: serial: ifx6x60: Free memory when probe fails
X-Git-Tag: v4.10-rc1~149^2~18
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=0a940b0d252bb8616bb36a254f6a3273f007c3f3;p=karo-tx-linux.git

serial: ifx6x60: Free memory when probe fails

When spi_setup() fails it doesn't free ifx_dev and we have a memory
leak. Fix this by freeing ifx_dev before the 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/ifx6x60.c b/drivers/tty/serial/ifx6x60.c
index d386346248de..157883653256 100644
--- a/drivers/tty/serial/ifx6x60.c
+++ b/drivers/tty/serial/ifx6x60.c
@@ -1042,6 +1042,7 @@ static int ifx_spi_spi_probe(struct spi_device *spi)
 	ret = spi_setup(spi);
 	if (ret) {
 		dev_err(&spi->dev, "SPI setup wasn't successful %d", ret);
+		kfree(ifx_dev);
 		return -ENODEV;
 	}