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(parent: 7df9fc3) | patch
smsc75xx: use skb_cow_head() to deal with cloned skbs
authorEric Dumazet <edumazet@google.com>
Wed, 19 Apr 2017 16:59:21 +0000 (09:59 -0700)
committerRaspbian kernel package updater <root@raspbian.org>
Sun, 8 Oct 2017 01:07:25 +0000 (01:07 +0000)
commit2d056c212c992c401f3d9218bf62ab867fbc656d
treea923759f13be9bbd1ec6cedd9b6e1b379bb048aetree | snapshot
parent7df9fc3fbedacbb97b8959169c73268dfd0c4d7acommit | diff
smsc75xx: 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: d0cad871703b ("smsc75xx: SMSC LAN75xx USB gigabit ethernet adapter driver")
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/smsc75xx.c diff | blob | history
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