crypto: omap-aes - drop unused flags attribute from omap_aes_ctx

This is not used for anything, so drop it.
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/omap-aes.c

@@ -105,7 +105,6 @@ struct omap_aes_ctx {
 
 	int		keylen;
 	u32		key[AES_KEYSIZE_256 / sizeof(u32)];
-	unsigned long	flags;
 	struct crypto_skcipher	*fallback;
 };