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net/tls: Fixed return value when tls_complete_pending_work() fails

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In tls_sw_sendmsg() and tls_sw_sendpage(), the variable 'ret' has
been set to return value of tls_complete_pending_work(). This allows
return of proper error code if tls_complete_pending_work() fails.

Fixes: 3c4d755915 ("tls: kernel TLS support")
Signed-off-by: Vakul Garg <vakul.garg@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vakul Garg 2018-09-10 22:53:46 +05:30 committed by David S. Miller
parent 80de556a6b
commit 150085791a
1 changed files with 6 additions and 4 deletions
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10
net/tls/tls_sw.c
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@ -486,7 +486,7 @@ int tls_sw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
{
struct tls_context *tls_ctx = tls_get_ctx(sk);
struct tls_sw_context_tx *ctx = tls_sw_ctx_tx(tls_ctx);
int ret = 0;
int ret;
int required_size;
long timeo = sock_sndtimeo(sk, msg->msg_flags & MSG_DONTWAIT);
bool eor = !(msg->msg_flags & MSG_MORE);
@ -502,7 +502,8 @@ int tls_sw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size)
lock_sock(sk);
if (tls_complete_pending_work(sk, tls_ctx, msg->msg_flags, &timeo))
ret = tls_complete_pending_work(sk, tls_ctx, msg->msg_flags, &timeo);
if (ret)
goto send_end;
if (unlikely(msg->msg_controllen)) {
@ -637,7 +638,7 @@ int tls_sw_sendpage(struct sock *sk, struct page *page,
{
struct tls_context *tls_ctx = tls_get_ctx(sk);
struct tls_sw_context_tx *ctx = tls_sw_ctx_tx(tls_ctx);
int ret = 0;
int ret;
long timeo = sock_sndtimeo(sk, flags & MSG_DONTWAIT);
bool eor;
size_t orig_size = size;
@ -657,7 +658,8 @@ int tls_sw_sendpage(struct sock *sk, struct page *page,
sk_clear_bit(SOCKWQ_ASYNC_NOSPACE, sk);
if (tls_complete_pending_work(sk, tls_ctx, flags, &timeo))
ret = tls_complete_pending_work(sk, tls_ctx, flags, &timeo);
if (ret)
goto sendpage_end;
/* Call the sk_stream functions to manage the sndbuf mem. */