diff options
| author | Dave Airlie <airlied@redhat.com> | 2019-11-14 05:53:10 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2019-11-14 05:53:10 +1000 |
| commit | 77e0723bd27f830d0903225372aa778fe2975648 (patch) | |
| tree | 4c035783e014b3a0ac9174390f88dc75150533e4 /net/tls/tls_device.c | |
| parent | 3ca3a9eab7085b3c938b5d088c3020269cfecdc8 (diff) | |
| parent | 31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c (diff) | |
| download | linux-77e0723bd27f830d0903225372aa778fe2975648.tar.bz2 | |
Merge v5.4-rc7 into drm-next
We have the i915 security fixes to backmerge, but first
let's clear the decks for other drivers to avoid a bigger
mess.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'net/tls/tls_device.c')
| -rw-r--r-- | net/tls/tls_device.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index f959487c5cd1..683d00837693 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -523,8 +523,10 @@ last_record: int tls_device_sendmsg(struct sock *sk, struct msghdr *msg, size_t size) { unsigned char record_type = TLS_RECORD_TYPE_DATA; + struct tls_context *tls_ctx = tls_get_ctx(sk); int rc; + mutex_lock(&tls_ctx->tx_lock); lock_sock(sk); if (unlikely(msg->msg_controllen)) { @@ -538,12 +540,14 @@ int tls_device_sendmsg(struct sock *sk, struct msghdr *msg, size_t size) out: release_sock(sk); + mutex_unlock(&tls_ctx->tx_lock); return rc; } int tls_device_sendpage(struct sock *sk, struct page *page, int offset, size_t size, int flags) { + struct tls_context *tls_ctx = tls_get_ctx(sk); struct iov_iter msg_iter; char *kaddr = kmap(page); struct kvec iov; @@ -552,6 +556,7 @@ int tls_device_sendpage(struct sock *sk, struct page *page, if (flags & MSG_SENDPAGE_NOTLAST) flags |= MSG_MORE; + mutex_lock(&tls_ctx->tx_lock); lock_sock(sk); if (flags & MSG_OOB) { @@ -568,6 +573,7 @@ int tls_device_sendpage(struct sock *sk, struct page *page, out: release_sock(sk); + mutex_unlock(&tls_ctx->tx_lock); return rc; } @@ -623,9 +629,11 @@ static int tls_device_push_pending_record(struct sock *sk, int flags) void tls_device_write_space(struct sock *sk, struct tls_context *ctx) { - if (!sk->sk_write_pending && tls_is_partially_sent_record(ctx)) { + if (tls_is_partially_sent_record(ctx)) { gfp_t sk_allocation = sk->sk_allocation; + WARN_ON_ONCE(sk->sk_write_pending); + sk->sk_allocation = GFP_ATOMIC; tls_push_partial_record(sk, ctx, MSG_DONTWAIT | MSG_NOSIGNAL | |