linux-kernel - [PATCH] mmc: possible leak in mmc_read_ext

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Date:	Sat, 13 Oct 2007 12:27:20 -0400
From:	Florin Malita <fmalita@...il.com>
To:	drzeus-mmc@...eus.cx
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] mmc: possible leak in mmc_read_ext_csd

The exception path associated with an invalid ext_csd_struct returns 
without freeing ext_csd.

Coverity CID 1909.

Signed-off-by: Florin Malita
---

 drivers/mmc/core/mmc.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 65fe288..68c0e3b 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -213,7 +213,8 @@ static int mmc_read_ext_csd(struct mmc_card *card)
 		printk(KERN_ERR "%s: unrecognised EXT_CSD structure "
 			"version %d\n", mmc_hostname(card->host),
 			ext_csd_struct);
-		return -EINVAL;
+		err = -EINVAL;
+		goto out;
 	}
 
 	if (ext_csd_struct >= 2) {

-
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