From: Michael Trimarchi <michael@amarulasolutions.com>
Date: Wed, 18 May 2022 06:20:07 +0000 (+0200)
Subject: net: fec: Avoid allocating rx buffer using ATOMIC in ndo_open
X-Git-Tag: v5.19-rc1~159^2~63
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b885aab3d39d1c81709e957324c7fb9aeac02c38;p=thirdparty%2Flinux.git

net: fec: Avoid allocating rx buffer using ATOMIC in ndo_open

Make ndo_open less sensitive to memory pressure.

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/r/20220518062007.10056-1-michael@amarulasolutions.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
---

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 6e52f3ad182fa..3cb298f1d69ce 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3076,7 +3076,7 @@ fec_enet_alloc_rxq_buffers(struct net_device *ndev, unsigned int queue)
 	rxq = fep->rx_queue[queue];
 	bdp = rxq->bd.base;
 	for (i = 0; i < rxq->bd.ring_size; i++) {
-		skb = netdev_alloc_skb(ndev, FEC_ENET_RX_FRSIZE);
+		skb = __netdev_alloc_skb(ndev, FEC_ENET_RX_FRSIZE, GFP_KERNEL);
 		if (!skb)
 			goto err_alloc;