diff options
Diffstat (limited to 'crypto/algif_skcipher.c')
| -rw-r--r-- | crypto/algif_skcipher.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c index 9954b078f0b9..30cff827dd8f 100644 --- a/crypto/algif_skcipher.c +++ b/crypto/algif_skcipher.c | |||
| @@ -117,6 +117,7 @@ static int _skcipher_recvmsg(struct socket *sock, struct msghdr *msg, | |||
| 117 | 117 | ||
| 118 | if (msg->msg_iocb && !is_sync_kiocb(msg->msg_iocb)) { | 118 | if (msg->msg_iocb && !is_sync_kiocb(msg->msg_iocb)) { |
| 119 | /* AIO operation */ | 119 | /* AIO operation */ |
| 120 | sock_hold(sk); | ||
| 120 | areq->iocb = msg->msg_iocb; | 121 | areq->iocb = msg->msg_iocb; |
| 121 | skcipher_request_set_callback(&areq->cra_u.skcipher_req, | 122 | skcipher_request_set_callback(&areq->cra_u.skcipher_req, |
| 122 | CRYPTO_TFM_REQ_MAY_SLEEP, | 123 | CRYPTO_TFM_REQ_MAY_SLEEP, |
| @@ -124,6 +125,16 @@ static int _skcipher_recvmsg(struct socket *sock, struct msghdr *msg, | |||
| 124 | err = ctx->enc ? | 125 | err = ctx->enc ? |
| 125 | crypto_skcipher_encrypt(&areq->cra_u.skcipher_req) : | 126 | crypto_skcipher_encrypt(&areq->cra_u.skcipher_req) : |
| 126 | crypto_skcipher_decrypt(&areq->cra_u.skcipher_req); | 127 | crypto_skcipher_decrypt(&areq->cra_u.skcipher_req); |
| 128 | |||
| 129 | /* AIO operation in progress */ | ||
| 130 | if (err == -EINPROGRESS || err == -EBUSY) { | ||
| 131 | /* Remember output size that will be generated. */ | ||
| 132 | areq->outlen = len; | ||
| 133 | |||
| 134 | return -EIOCBQUEUED; | ||
| 135 | } | ||
| 136 | |||
| 137 | sock_put(sk); | ||
| 127 | } else { | 138 | } else { |
| 128 | /* Synchronous operation */ | 139 | /* Synchronous operation */ |
| 129 | skcipher_request_set_callback(&areq->cra_u.skcipher_req, | 140 | skcipher_request_set_callback(&areq->cra_u.skcipher_req, |
| @@ -136,19 +147,9 @@ static int _skcipher_recvmsg(struct socket *sock, struct msghdr *msg, | |||
| 136 | &ctx->wait); | 147 | &ctx->wait); |
| 137 | } | 148 | } |
| 138 | 149 | ||
| 139 | /* AIO operation in progress */ | ||
| 140 | if (err == -EINPROGRESS) { | ||
| 141 | sock_hold(sk); | ||
| 142 | |||
| 143 | /* Remember output size that will be generated. */ | ||
| 144 | areq->outlen = len; | ||
| 145 | |||
| 146 | return -EIOCBQUEUED; | ||
| 147 | } | ||
| 148 | 150 | ||
| 149 | free: | 151 | free: |
| 150 | af_alg_free_areq_sgls(areq); | 152 | af_alg_free_resources(areq); |
| 151 | sock_kfree_s(sk, areq, areq->areqlen); | ||
| 152 | 153 | ||
| 153 | return err ? err : len; | 154 | return err ? err : len; |
| 154 | } | 155 | } |
