linux-kernel - [PATCH] drivers/md/dm-crypt.c: potential memleak fix

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Message-Id: <200708121111.03725.m.kozlowski@tuxland.pl>
Date:	Sun, 12 Aug 2007 11:11:03 +0200
From:	Mariusz Kozlowski <m.kozlowski@...land.pl>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: [PATCH] drivers/md/dm-crypt.c: potential memleak fix

Hello,

	This patch fixes a potential memleak on error path in dm-crypt code.

Signed-off-by: Mariusz Kozlowski <m.kozlowski@...land.pl>

 drivers/md/dm-crypt.c | 26204 -> 26219 (+15 bytes)
 drivers/md/dm-crypt.o | 142872 -> 142872 (0 bytes)

 drivers/md/dm-crypt.c |    1 +
 1 file changed, 1 insertion(+)

--- linux-2.6.23-rc2-mm2-a/drivers/md/dm-crypt.c	2007-08-10 12:46:08.000000000 +0200
+++ linux-2.6.23-rc2-mm2-b/drivers/md/dm-crypt.c	2007-08-12 09:10:22.000000000 +0200
@@ -175,6 +175,7 @@ static int crypt_iv_essiv_ctr(struct cry

 	if (err) {
 		ti->error = "Error calculating hash in ESSIV";
+		kfree(salt);
 		return err;
 	}

-
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