crypto: sun4i-ss - Handle better absence/presence of IV

This patch remove the test against areq->info since sun4i-ss could work
without it (ECB).

Fixes: 6298e948215f ("crypto: sunxi-ss - Add Allwinner Security System crypto accelerator")
Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c b/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
index 06df336488fbc3dd12cb73e2997411b9b6479dc5..4b60f8fdd1c862ac965b33f4e7c3030023cfb7be 100644 (file)
--- a/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
+++ b/drivers/crypto/sunxi-ss/sun4i-ss-cipher.c
@@ -41,11 +41,6 @@ static int sun4i_ss_opti_poll(struct skcipher_request *areq)
        if (!areq->cryptlen)
                return 0;
 
-       if (!areq->iv) {
-               dev_err_ratelimited(ss->dev, "ERROR: Empty IV\n");
-               return -EINVAL;
-       }
-
        if (!areq->src || !areq->dst) {
                dev_err_ratelimited(ss->dev, "ERROR: Some SGs are NULL\n");
                return -EINVAL;
@@ -157,11 +152,6 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq)
        if (!areq->cryptlen)
                return 0;
 
-       if (!areq->iv) {
-               dev_err_ratelimited(ss->dev, "ERROR: Empty IV\n");
-               return -EINVAL;
-       }
-
        if (!areq->src || !areq->dst) {
                dev_err_ratelimited(ss->dev, "ERROR: Some SGs are NULL\n");
                return -EINVAL;