diff options
| author |   Al Viro <viro@zeniv.linux.org.uk> | 2017-04-12 23:09:32 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-04-21 13:57:11 -0400 |
| commit | dc88e3b4c8c9c473c5e0bc65bcf0d3666ee1e022 (patch) | |
| tree | 09e9ac308e01ad1c56360937b5ba2d0431967de0 /net/rds | |
| parent | fix nfs O_DIRECT advancing iov_iter too much (diff) | |
| download | linux-dev-dc88e3b4c8c9c473c5e0bc65bcf0d3666ee1e022.tar.xz linux-dev-dc88e3b4c8c9c473c5e0bc65bcf0d3666ee1e022.zip | |
rds: make use of iov_iter_revert()
Diffstat (limited to 'net/rds')
| -rw-r--r-- | net/rds/recv.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/net/rds/recv.c b/net/rds/recv.c index 8b7e7b7f2c2d..c70c32cb05f5 100644 --- a/net/rds/recv.c +++ b/net/rds/recv.c @@ -594,7 +594,6 @@ int rds_recvmsg(struct socket *sock, struct msghdr *msg, size_t size, goto out; while (1) { - struct iov_iter save; /* If there are pending notifications, do those - and nothing else */ if (!list_empty(&rs->rs_notify_queue)) { ret = rds_notify_queue_get(rs, msg); @@ -630,7 +629,6 @@ int rds_recvmsg(struct socket *sock, struct msghdr *msg, size_t size, rdsdebug("copying inc %p from %pI4:%u to user\n", inc, &inc->i_conn->c_faddr, ntohs(inc->i_hdr.h_sport)); - save = msg->msg_iter; ret = inc->i_conn->c_trans->inc_copy_to_user(inc, &msg->msg_iter); if (ret < 0) break; @@ -644,7 +642,7 @@ int rds_recvmsg(struct socket *sock, struct msghdr *msg, size_t size, rds_inc_put(inc); inc = NULL; rds_stats_inc(s_recv_deliver_raced); - msg->msg_iter = save; + iov_iter_revert(&msg->msg_iter, ret); continue; } |