linux-kernel - [PATCH 1/2] cifs: Don't match port on SMBDirect transport

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Date:   Wed, 15 May 2019 14:09:04 -0700
From:   longli@...uxonhyperv.com
To:     Steve French <sfrench@...ba.org>, linux-cifs@...r.kernel.org,
        samba-technical@...ts.samba.org, linux-kernel@...r.kernel.org
Cc:     Long Li <longli@...rosoft.com>
Subject: [PATCH 1/2] cifs: Don't match port on SMBDirect transport

From: Long Li <longli@...rosoft.com>

SMBDirect manages its own ports in the transport layer, there is no need to
check the port to find a connection.

Signed-off-by: Long Li <longli@...rosoft.com>
---
 fs/cifs/connect.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 0b3ac8b76d18..8c4121da624e 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -2446,6 +2446,10 @@ match_port(struct TCP_Server_Info *server, struct sockaddr *addr)
 {
 	__be16 port, *sport;
 
+	/* SMBDirect manages its own ports, don't match it here */
+	if (server->rdma)
+		return true;
+
 	switch (addr->sa_family) {
 	case AF_INET:
 		sport = &((struct sockaddr_in *) &server->dstaddr)->sin_port;
-- 
2.17.1