crypto: talitos - Remove GFP_DMA and add DMA alignment padding

GFP_DMA does not guarantee that the returned memory is aligned
for DMA.  It should be removed where it is superfluous.

However, kmalloc may start returning DMA-unaligned memory in future
so fix this by adding the alignment by hand.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/talitos.c

@@ -1393,7 +1393,7 @@ static struct talitos_edesc *talitos_edesc_alloc(struct device *dev,
 		alloc_len += sizeof(struct talitos_desc);
 	alloc_len += ivsize;
 
-	edesc = kmalloc(alloc_len, GFP_DMA | flags);
+	edesc = kmalloc(ALIGN(alloc_len, dma_get_cache_alignment()), flags);
 	if (!edesc)
 		return ERR_PTR(-ENOMEM);
 	if (ivsize) {