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Message-Id: <20100126233931.492407523@mini.kroah.org>
Date: Tue, 26 Jan 2010 15:34:47 -0800
From: Greg KH <gregkh@...e.de>
To: linux-kernel@...r.kernel.org, stable@...nel.org
Cc: stable-review@...nel.org, torvalds@...ux-foundation.org,
akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
Artem Bityutskiy <Artem.Bityutskiy@...ia.com>
Subject: [81/98] UBI: fix memory leak in update path
2.6.32-stable review patch. If anyone has any objections, please let us know.
------------------
From: Artem Bityutskiy <Artem.Bityutskiy@...ia.com>
commit ebddd63b74dcf1cb676d14328d5852f1fee19a8a upstream.
When truncating an UBI volume, UBI should allocates a PEB-sized
buffer but does not release it, which leads to memory leaks.
This patch fixes the issue.
Reported-by: Marek Skuczynski <mareksk7@...il.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@...ia.com>
Tested-by: Marek Skuczynski <mareksk7@...il.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
drivers/mtd/ubi/upd.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/mtd/ubi/upd.c
+++ b/drivers/mtd/ubi/upd.c
@@ -155,6 +155,7 @@ int ubi_start_update(struct ubi_device *
if (err)
return err;
vol->updating = 0;
+ return 0;
}
vol->upd_buf = vmalloc(ubi->leb_size);
--
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