Author: Julia Lawall <julia.lawall@lip6.fr> Remove unneeded NULL test. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x; @@ -if (x != NULL) \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x); // Signed-off-by: Julia Lawall Signed-off-by: Richard Weinberger — drivers/mtd/ubi/attach.c | 4 +— 1 file changed, 1 insertion(+), 3 deletions(-) diff –git a/drivers/mtd/ubi/attach.c b/drivers/mtd/ubi/attach.c index 68eea5b..c1aaf03 …