From: Varun Prakash <varun@chelsio.com>
Date: Sat, 13 Apr 2019 20:21:54 +0530
Subject: scsi: libcxgbi: find cxgbi device by MAC address
Git-commit: ffcd686b913eab35b7f447d8e373aae16d5fed34
Patch-mainline: v5.2-rc1
References: bsc#1136352 jsc#SLE-4687

If cxgbi_device_find_by_netdev() returns NULL then find cxgbi device by MAC
address.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Lee Duncan <lduncan@suse.com>
---
 drivers/scsi/cxgbi/libcxgbi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index 1d9115484503..d7abc7e9ec94 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -282,7 +282,6 @@ struct cxgbi_device *cxgbi_device_find_by_netdev_rcu(struct net_device *ndev,
 }
 EXPORT_SYMBOL_GPL(cxgbi_device_find_by_netdev_rcu);
 
-#if IS_ENABLED(CONFIG_IPV6)
 static struct cxgbi_device *cxgbi_device_find_by_mac(struct net_device *ndev,
 						     int *port)
 {
@@ -315,7 +314,6 @@ static struct cxgbi_device *cxgbi_device_find_by_mac(struct net_device *ndev,
 		  ndev, ndev->name);
 	return NULL;
 }
-#endif
 
 void cxgbi_hbas_remove(struct cxgbi_device *cdev)
 {
@@ -653,6 +651,8 @@ cxgbi_check_route(struct sockaddr *dst_addr, int ifindex)
 	}
 
 	cdev = cxgbi_device_find_by_netdev(ndev, &port);
+	if (!cdev)
+		cdev = cxgbi_device_find_by_mac(ndev, &port);
 	if (!cdev) {
 		pr_info("dst %pI4, %s, NOT cxgbi device.\n",
 			&daddr->sin_addr.s_addr, ndev->name);