Commit 21d08bbc authored Jun 08, 2009 by Artem Bityutskiy

UBI: fix kmem_cache_free on error patch



'kmem_cache_free()' oopeses if NULL is passed, and there is
one error-path place where UBI may call it with NULL object.
This problem was pointed to by Adrian Hunter.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>

parent 52b605d1

drivers/mtd/ubi/wl.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -826,6 +826,7 @@ static int wear_leveling_worker(struct ubi_device ubi, struct ubi_work wrk,
		err = schedule_erase(ubi, e1, 0);
		if (err) {
		kmem_cache_free(ubi_wl_entry_slab, e1);
		if (e2)
		kmem_cache_free(ubi_wl_entry_slab, e2);
		goto out_ro;
		}