Subject: [PATCH 2/2] IB/rds: suppress incompatible protocol when version is known

From: Mike Marciniszyn <[email-masked]>
Date: Fri, 21 Dec 2012 13:01:54 -0500

Add an else to only print the incompatible protocol message
when version hasn't been established.

Signed-off-by: Mike Marciniszyn <[email-masked]>
---
 net/rds/ib_cm.c |   11 +++++------
 1 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index a1e1162..31b74f5 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -434,12 +434,11 @@ static u32 rds_ib_protocol_compatible(struct rdma_cm_event *event)
 		version = RDS_PROTOCOL_3_0;
 		while ((common >>= 1) != 0)
 			version++;
-	}
-	printk_ratelimited(KERN_NOTICE "RDS: Connection from %pI4 using "
-			"incompatible protocol version %u.%u\n",
-			&dp->dp_saddr,
-			dp->dp_protocol_major,
-			dp->dp_protocol_minor);
+	} else
+		printk_ratelimited(KERN_NOTICE "RDS: Connection from %pI4 using incompatible protocol version %u.%u\n",
+				&dp->dp_saddr,
+				dp->dp_protocol_major,
+				dp->dp_protocol_minor);
 	return version;
 }