diff options
Diffstat (limited to 'target/linux/generic/patches-4.4/030-4-sr9700-use-skb_cow_head-to-deal-with-cloned-skbs.patch')
| -rw-r--r-- | target/linux/generic/patches-4.4/030-4-sr9700-use-skb_cow_head-to-deal-with-cloned-skbs.patch | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/target/linux/generic/patches-4.4/030-4-sr9700-use-skb_cow_head-to-deal-with-cloned-skbs.patch b/target/linux/generic/patches-4.4/030-4-sr9700-use-skb_cow_head-to-deal-with-cloned-skbs.patch deleted file mode 100644 index 4d0fcf6fc2..0000000000 --- a/target/linux/generic/patches-4.4/030-4-sr9700-use-skb_cow_head-to-deal-with-cloned-skbs.patch +++ /dev/null @@ -1,37 +0,0 @@ -From d532c1082f68176363ed766d09bf187616e282fe Mon Sep 17 00:00:00 2001 -From: Eric Dumazet <edumazet@google.com> -Date: Wed, 19 Apr 2017 09:59:23 -0700 -Subject: [PATCH] sr9700: use skb_cow_head() to deal with cloned skbs - -We need to ensure there is enough headroom to push extra header, -but we also need to check if we are allowed to change headers. - -skb_cow_head() is the proper helper to deal with this. - -Fixes: c9b37458e956 ("USB2NET : SR9700 : One chip USB 1.1 USB2NET SR9700Device Driver Support") -Signed-off-by: Eric Dumazet <edumazet@google.com> -Cc: James Hughes <james.hughes@raspberrypi.org> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/usb/sr9700.c | 9 ++------- - 1 file changed, 2 insertions(+), 7 deletions(-) - ---- a/drivers/net/usb/sr9700.c -+++ b/drivers/net/usb/sr9700.c -@@ -456,14 +456,9 @@ static struct sk_buff *sr9700_tx_fixup(s - - len = skb->len; - -- if (skb_headroom(skb) < SR_TX_OVERHEAD) { -- struct sk_buff *skb2; -- -- skb2 = skb_copy_expand(skb, SR_TX_OVERHEAD, 0, flags); -+ if (skb_cow_head(skb, SR_TX_OVERHEAD)) { - dev_kfree_skb_any(skb); -- skb = skb2; -- if (!skb) -- return NULL; -+ return NULL; - } - - __skb_push(skb, SR_TX_OVERHEAD); |