netdev - [PATCH 6/8] net: sfc: use skb_list_walk

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Date:   Wed,  8 Jan 2020 16:59:07 -0500
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     netdev@...r.kernel.org, davem@...emloft.net,
        siva.kallam@...adcom.com, christopher.lee@...i.com,
        ecree@...arflare.com, johannes.berg@...el.com
Cc:     "Jason A. Donenfeld" <Jason@...c4.com>
Subject: [PATCH 6/8] net: sfc: use skb_list_walk_safe helper for gso segments

This is a straight-forward conversion case for the new function, and
while we're at it, we can remove a null write to skb->next by replacing
it with skb_mark_not_on_list.

Signed-off-by: Jason A. Donenfeld <Jason@...c4.com>
---
 drivers/net/ethernet/sfc/tx.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c
index 00c1c4402451..547692b33b4d 100644
--- a/drivers/net/ethernet/sfc/tx.c
+++ b/drivers/net/ethernet/sfc/tx.c
@@ -473,12 +473,9 @@ static int efx_tx_tso_fallback(struct efx_tx_queue *tx_queue,
 	dev_consume_skb_any(skb);
 	skb = segments;
 
-	while (skb) {
-		next = skb->next;
-		skb->next = NULL;
-
+	skb_list_walk_safe(skb, skb, next) {
+		skb_mark_not_on_list(skb);
 		efx_enqueue_skb(tx_queue, skb);
-		skb = next;
 	}
 
 	return 0;
-- 
2.24.1