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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-01-18 15:43:44 +0100
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2010-01-18 17:53:56 +0100
commitebddd63b74dcf1cb676d14328d5852f1fee19a8a (patch)
treec924535e6ae791d514ec809c99ebb214d66d97b7 /drivers
parentUBI: add more checks to chdev open (diff)
downloadlinux-ebddd63b74dcf1cb676d14328d5852f1fee19a8a.tar.xz
linux-ebddd63b74dcf1cb676d14328d5852f1fee19a8a.zip
UBI: fix memory leak in update path
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@gmail.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Tested-by: Marek Skuczynski <mareksk7@gmail.com> Cc: stable@kernel.org
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mtd/ubi/upd.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/upd.c b/drivers/mtd/ubi/upd.c
index c1d7b880c795..425bf5a3edd4 100644
--- a/drivers/mtd/ubi/upd.c
+++ b/drivers/mtd/ubi/upd.c
@@ -155,6 +155,7 @@ int ubi_start_update(struct ubi_device *ubi, struct ubi_volume *vol,
if (err)
return err;
vol->updating = 0;
+ return 0;
}
vol->upd_buf = vmalloc(ubi->leb_size);