X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Finfiniband%2Fcore%2Fcma.c;h=d2d5d004f16dbb11fc4a57b5ce47004da567a137;hb=f1b9fc591e437ec07626ba84e1d81be19cb00eb6;hp=944cd90417bcc9b2a51d27f903feffad6f2307ea;hpb=7dac7102afbeb99daa454f555f1ea1f42fad2f78;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 944cd90417bc..d2d5d004f16d 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1126,10 +1126,7 @@ static bool validate_ipv4_net_dev(struct net_device *net_dev,
 
 	rcu_read_lock();
 	err = fib_lookup(dev_net(net_dev), &fl4, &res, 0);
-	if (err)
-		return false;
-
-	ret = FIB_RES_DEV(res) == net_dev;
+	ret = err == 0 && FIB_RES_DEV(res) == net_dev;
 	rcu_read_unlock();
 
 	return ret;