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| author | Jonathan Corbet <corbet@lwn.net> | 2016-12-27 12:53:44 -0700 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2016-12-27 12:53:44 -0700 |
| commit | 1bd9a34ffdd5f22ef74ed68b5d8b6fb4b781d58c (patch) | |
| tree | 3f9b77b397ec915c0eb026a9b6425e82fa843e67 /crypto/algif_skcipher.c | |
| parent | 239a79b2f922a0614334cef0aab2f8a23a4e54f9 (diff) | |
| parent | 46cc85f2e4aef88c237a0407cf5d163619a4d565 (diff) | |
| download | linux-crypto-1bd9a34ffdd5f22ef74ed68b5d8b6fb4b781d58c.tar.gz linux-crypto-1bd9a34ffdd5f22ef74ed68b5d8b6fb4b781d58c.zip | |
Merge tag 'v4.10-rc1' into docs-next
Linux 4.10-rc1
Diffstat (limited to 'crypto/algif_skcipher.c')
| -rw-r--r-- | crypto/algif_skcipher.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c index 28556fce..a9e79d8e 100644 --- a/crypto/algif_skcipher.c +++ b/crypto/algif_skcipher.c @@ -199,26 +199,26 @@ static void skcipher_free_sgl(struct sock *sk) static int skcipher_wait_for_wmem(struct sock *sk, unsigned flags) { - long timeout; - DEFINE_WAIT(wait); + DEFINE_WAIT_FUNC(wait, woken_wake_function); int err = -ERESTARTSYS; + long timeout; if (flags & MSG_DONTWAIT) return -EAGAIN; sk_set_bit(SOCKWQ_ASYNC_NOSPACE, sk); + add_wait_queue(sk_sleep(sk), &wait); for (;;) { if (signal_pending(current)) break; - prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE); timeout = MAX_SCHEDULE_TIMEOUT; - if (sk_wait_event(sk, &timeout, skcipher_writable(sk))) { + if (sk_wait_event(sk, &timeout, skcipher_writable(sk), &wait)) { err = 0; break; } } - finish_wait(sk_sleep(sk), &wait); + remove_wait_queue(sk_sleep(sk), &wait); return err; } @@ -242,10 +242,10 @@ static void skcipher_wmem_wakeup(struct sock *sk) static int skcipher_wait_for_data(struct sock *sk, unsigned flags) { + DEFINE_WAIT_FUNC(wait, woken_wake_function); struct alg_sock *ask = alg_sk(sk); struct skcipher_ctx *ctx = ask->private; long timeout; - DEFINE_WAIT(wait); int err = -ERESTARTSYS; if (flags & MSG_DONTWAIT) { @@ -254,17 +254,17 @@ static int skcipher_wait_for_data(struct sock *sk, unsigned flags) sk_set_bit(SOCKWQ_ASYNC_WAITDATA, sk); + add_wait_queue(sk_sleep(sk), &wait); for (;;) { if (signal_pending(current)) break; - prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE); timeout = MAX_SCHEDULE_TIMEOUT; - if (sk_wait_event(sk, &timeout, ctx->used)) { + if (sk_wait_event(sk, &timeout, ctx->used, &wait)) { err = 0; break; } } - finish_wait(sk_sleep(sk), &wait); + remove_wait_queue(sk_sleep(sk), &wait); sk_clear_bit(SOCKWQ_ASYNC_WAITDATA, sk); @@ -566,8 +566,10 @@ static int skcipher_recvmsg_async(struct socket *sock, struct msghdr *msg, * need to expand */ tmp = kcalloc(tx_nents * 2, sizeof(*tmp), GFP_KERNEL); - if (!tmp) + if (!tmp) { + err = -ENOMEM; goto free; + } sg_init_table(tmp, tx_nents * 2); for (x = 0; x < tx_nents; x++) |