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-rw-r--r--net/netfilter/ipvs/ip_vs_sync.c9
-rw-r--r--net/smc/smc_clc.c18
-rw-r--r--net/sunrpc/svcsock.c4
-rw-r--r--net/tipc/server.c4
4 files changed, 17 insertions, 18 deletions
diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c
index 9ee71cb276d7..fbaf3bd05b2e 100644
--- a/net/netfilter/ipvs/ip_vs_sync.c
+++ b/net/netfilter/ipvs/ip_vs_sync.c
@@ -1636,17 +1636,14 @@ static int
ip_vs_receive(struct socket *sock, char *buffer, const size_t buflen)
{
struct msghdr msg = {NULL,};
- struct kvec iov;
+ struct kvec iov = {buffer, buflen};
int len;
EnterFunction(7);
/* Receive a packet */
- iov.iov_base = buffer;
- iov.iov_len = (size_t)buflen;
-
- len = kernel_recvmsg(sock, &msg, &iov, 1, buflen, MSG_DONTWAIT);
-
+ iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, &iov, 1, buflen);
+ len = sock_recvmsg(sock, &msg, MSG_DONTWAIT);
if (len < 0)
return len;
diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c
index 1800e16b2a02..511548085d16 100644
--- a/net/smc/smc_clc.c
+++ b/net/smc/smc_clc.c
@@ -35,7 +35,7 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
struct smc_clc_msg_hdr *clcm = buf;
struct msghdr msg = {NULL, 0};
int reason_code = 0;
- struct kvec vec;
+ struct kvec vec = {buf, buflen};
int len, datlen;
int krflags;
@@ -43,12 +43,15 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
* so we don't consume any subsequent CLC message or payload data
* in the TCP byte stream
*/
- vec.iov_base = buf;
- vec.iov_len = buflen;
+ /*
+ * Caller must make sure that buflen is no less than
+ * sizeof(struct smc_clc_msg_hdr)
+ */
krflags = MSG_PEEK | MSG_WAITALL;
smc->clcsock->sk->sk_rcvtimeo = CLC_WAIT_TIME;
- len = kernel_recvmsg(smc->clcsock, &msg, &vec, 1,
- sizeof(struct smc_clc_msg_hdr), krflags);
+ iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, &vec, 1,
+ sizeof(struct smc_clc_msg_hdr));
+ len = sock_recvmsg(smc->clcsock, &msg, krflags);
if (signal_pending(current)) {
reason_code = -EINTR;
clc_sk->sk_err = EINTR;
@@ -83,12 +86,11 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
}
/* receive the complete CLC message */
- vec.iov_base = buf;
- vec.iov_len = buflen;
memset(&msg, 0, sizeof(struct msghdr));
+ iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, &vec, 1, buflen);
krflags = MSG_WAITALL;
smc->clcsock->sk->sk_rcvtimeo = CLC_WAIT_TIME;
- len = kernel_recvmsg(smc->clcsock, &msg, &vec, 1, datlen, krflags);
+ len = sock_recvmsg(smc->clcsock, &msg, krflags);
if (len < datlen) {
smc->sk.sk_err = EPROTO;
reason_code = -EPROTO;
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index ff8e06cd067e..5570719e4787 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -338,8 +338,8 @@ static int svc_recvfrom(struct svc_rqst *rqstp, struct kvec *iov, int nr,
rqstp->rq_xprt_hlen = 0;
clear_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
- len = kernel_recvmsg(svsk->sk_sock, &msg, iov, nr, buflen,
- msg.msg_flags);
+ iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, iov, nr, buflen);
+ len = sock_recvmsg(svsk->sk_sock, &msg, msg.msg_flags);
/* If we read a full record, then assume there may be more
* data to read (stream based sockets only!)
*/
diff --git a/net/tipc/server.c b/net/tipc/server.c
index d60c30342327..78a292a84afc 100644
--- a/net/tipc/server.c
+++ b/net/tipc/server.c
@@ -264,8 +264,8 @@ static int tipc_receive_from_sock(struct tipc_conn *con)
iov.iov_base = buf;
iov.iov_len = s->max_rcvbuf_size;
msg.msg_name = &addr;
- ret = kernel_recvmsg(con->sock, &msg, &iov, 1, iov.iov_len,
- MSG_DONTWAIT);
+ iov_iter_kvec(&msg.msg_iter, READ | ITER_KVEC, &iov, 1, iov.iov_len);
+ ret = sock_recvmsg(con->sock, &msg, MSG_DONTWAIT);
if (ret <= 0) {
kmem_cache_free(s->rcvbuf_cache, buf);
goto out_close;

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