[PATCH 5.13 042/113] net: usb: pegasus: fixes of set_register(s) return value evaluation;

From: Greg Kroah-Hartman
Date: Wed Sep 01 2021 - 08:49:53 EST


From: Petko Manolov <petko.manolov@xxxxxxxxxxxx>

[ Upstream commit ffc9c3ebb4af870a121da99826e9ccb63dc8b3d7 ]

- restore the behavior in enable_net_traffic() to avoid regressions - Jakub
Kicinski;
- hurried up and removed redundant assignment in pegasus_open() before yet
another checker complains;

Fixes: 8a160e2e9aeb ("net: usb: pegasus: Check the return value of get_geristers() and friends;")
Reported-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Petko Manolov <petko.manolov@xxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/usb/pegasus.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index a08a46fef0d2..847372c6d9e8 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -471,7 +471,7 @@ static int enable_net_traffic(struct net_device *dev, struct usb_device *usb)
write_mii_word(pegasus, 0, 0x1b, &auxmode);
}

- return 0;
+ return ret;
fail:
netif_dbg(pegasus, drv, pegasus->net, "%s failed\n", __func__);
return ret;
@@ -860,7 +860,7 @@ static int pegasus_open(struct net_device *net)
if (!pegasus->rx_skb)
goto exit;

- res = set_registers(pegasus, EthID, 6, net->dev_addr);
+ set_registers(pegasus, EthID, 6, net->dev_addr);

usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
usb_rcvbulkpipe(pegasus->usb, 1),
--
2.30.2