crypto: remove redundant backlog checks on EBUSY

Now that -EBUSY return code only indicates backlog queueing
we can safely remove the now redundant check for the
CRYPTO_TFM_REQ_MAY_BACKLOG flag when -EBUSY is returned.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 2 insertions, 6 deletions

diff --git a/crypto/xts.c b/crypto/xts.c
index d86c11a8c882..af68012dfab3 100644
--- a/crypto/xts.c
+++ b/crypto/xts.c
@@ -269,9 +269,7 @@ static int do_encrypt(struct skcipher_request *req, int err)
                       crypto_skcipher_encrypt(subreq) ?:
                       post_crypt(req);
 
-                if (err == -EINPROGRESS ||
-                    (err == -EBUSY &&
-                     req->base.flags & CRYPTO_TFM_REQ_MAY_BACKLOG))
+                if (err == -EINPROGRESS || err == -EBUSY)
                         return err;
         }
 
@@ -321,9 +319,7 @@ static int do_decrypt(struct skcipher_request *req, int err)
                       crypto_skcipher_decrypt(subreq) ?:
                       post_crypt(req);
 
-                if (err == -EINPROGRESS ||
-                    (err == -EBUSY &&
-                     req->base.flags & CRYPTO_TFM_REQ_MAY_BACKLOG))
+                if (err == -EINPROGRESS || err == -EBUSY)
                         return err;
         }