[PATCH net-next 3/3] net: use skb_for_each_frag() in illegal_highdma()

From: Matteo Croce
Date: Fri Apr 09 2021 - 14:06:52 EST


From: Matteo Croce <mcroce@xxxxxxxxxxxxx>

Coccinelle failed with the following error:

EXN: Failure("no position information") in net/core/dev.c

Apply it by hand as it's trivial.

Signed-off-by: Matteo Croce <mcroce@xxxxxxxxxxxxx>
---
net/core/dev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/dev.c b/net/core/dev.c
index 33ff4a944109..98deb4852151 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3505,7 +3505,7 @@ static int illegal_highdma(struct net_device *dev, struct sk_buff *skb)
int i;

if (!(dev->features & NETIF_F_HIGHDMA)) {
- for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+ skb_for_each_frag(skb, i) {
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];

if (PageHighMem(skb_frag_page(frag)))
--
2.30.2