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authorDavid S. Miller <davem@davemloft.net>2019-02-08 15:00:17 -0800
committerDavid S. Miller <davem@davemloft.net>2019-02-08 15:00:17 -0800
commita655fe9f194842693258f43b5382855db1c2f654 (patch)
treea6e523c42378f43881c421530941dcbb529461ab /net/smc/af_smc.c
parentxen-netback: mark expected switch fall-through (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff)
downloadlinux-dev-a655fe9f194842693258f43b5382855db1c2f654.tar.xz
linux-dev-a655fe9f194842693258f43b5382855db1c2f654.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
An ipvlan bug fix in 'net' conflicted with the abstraction away of the IPV6 specific support in 'net-next'. Similarly, a bug fix for mlx5 in 'net' conflicted with the flow action conversion in 'net-next'. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/af_smc.c')
-rw-r--r--net/smc/af_smc.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 48ea7669161f..46fa9f3016cc 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1523,6 +1523,11 @@ static int smc_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
smc = smc_sk(sk);
lock_sock(sk);
+ if (sk->sk_state == SMC_CLOSED && (sk->sk_shutdown & RCV_SHUTDOWN)) {
+ /* socket was connected before, no more data to read */
+ rc = 0;
+ goto out;
+ }
if ((sk->sk_state == SMC_INIT) ||
(sk->sk_state == SMC_LISTEN) ||
(sk->sk_state == SMC_CLOSED))
@@ -1858,7 +1863,11 @@ static ssize_t smc_splice_read(struct socket *sock, loff_t *ppos,
smc = smc_sk(sk);
lock_sock(sk);
-
+ if (sk->sk_state == SMC_CLOSED && (sk->sk_shutdown & RCV_SHUTDOWN)) {
+ /* socket was connected before, no more data to read */
+ rc = 0;
+ goto out;
+ }
if (sk->sk_state == SMC_INIT ||
sk->sk_state == SMC_LISTEN ||
sk->sk_state == SMC_CLOSED)