linux-kernel - [PATCH] s390: char: con3215: Free memory in error path

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Date:	Sun, 19 Apr 2015 15:17:36 +0200
From:	Christophe Jaillet <christophe.jaillet@...adoo.fr>
To:	schwidefsky@...ibm.com, heiko.carstens@...ibm.com
Cc:	linux390@...ibm.com, linux-s390@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
	Christophe Jaillet <christophe.jaillet@...adoo.fr>
Subject: [PATCH] s390: char: con3215: Free memory in error path

If one memory allocation fails, there is a memory leak.

Signed-off-by: Christophe Jaillet <christophe.jaillet@...adoo.fr>
---
 drivers/s390/char/con3215.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index c43aca6..0fc3fe5 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -667,6 +667,8 @@ static struct raw3215_info *raw3215_alloc_info(void)
 	info->buffer = kzalloc(RAW3215_BUFFER_SIZE, GFP_KERNEL | GFP_DMA);
 	info->inbuf = kzalloc(RAW3215_INBUF_SIZE, GFP_KERNEL | GFP_DMA);
 	if (!info->buffer || !info->inbuf) {
+		kfree(info->inbuf);
+		kfree(info->buffer);
 		kfree(info);
 		return NULL;
 	}
-- 
2.1.0

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