linux-kernel - [PATCH] ibmvnic: Use 'skb_frag_address()' instead of hand coding it

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Date:   Sun,  4 Apr 2021 10:54:37 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     mpe@...erman.id.au, benh@...nel.crashing.org, paulus@...ba.org,
        drt@...ux.ibm.com, ljp@...ux.ibm.com, sukadev@...ux.ibm.com,
        tlfalcon@...ux.ibm.com, davem@...emloft.net, kuba@...nel.org
Cc:     linuxppc-dev@...ts.ozlabs.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Christophe JAILLET <christophe.jaillet@...adoo.fr>
Subject: [PATCH] ibmvnic: Use 'skb_frag_address()' instead of hand coding it

'page_address(skb_frag_page()) + skb_frag_off()' can be replaced by an
equivalent 'skb_frag_address()' which is less verbose.

Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
 drivers/net/ethernet/ibm/ibmvnic.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 9c6438d3b3a5..473411542911 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1678,9 +1678,8 @@ static netdev_tx_t ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev)
 		for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
 			const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
 
-			memcpy(dst + cur,
-			       page_address(skb_frag_page(frag)) +
-			       skb_frag_off(frag), skb_frag_size(frag));
+			memcpy(dst + cur, skb_frag_address(frag),
+			       skb_frag_size(frag));
 			cur += skb_frag_size(frag);
 		}
 	} else {
-- 
2.27.0