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authorEric Dumazet <edumazet@google.com>2020-09-25 06:38:08 -0700
committerDavid S. Miller <davem@davemloft.net>2020-09-25 17:04:55 -0700
commit89d01748b2354e210b5d4ea47bc25a42a1b42c82 (patch)
tree2d34a726c9e7d6b2c64c0c5859b61b418d45e6df /drivers/net/team
parentf32f19339596b214c208c0dba716f4b6cc4f6958 (diff)
downloadlinux-89d01748b2354e210b5d4ea47bc25a42a1b42c82.tar.bz2
team: set dev->needed_headroom in team_setup_by_port()
Some devices set needed_headroom. If we ignore it, we might end up crashing in various skb_push() for example in ipgre_header() since some layers assume enough headroom has been reserved. Fixes: 1d76efe1577b ("team: add support for non-ethernet devices") Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/team')
-rw-r--r--drivers/net/team/team.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 8c1e02752ff6..69dfb1a49cc8 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -2112,6 +2112,7 @@ static void team_setup_by_port(struct net_device *dev,
dev->header_ops = port_dev->header_ops;
dev->type = port_dev->type;
dev->hard_header_len = port_dev->hard_header_len;
+ dev->needed_headroom = port_dev->needed_headroom;
dev->addr_len = port_dev->addr_len;
dev->mtu = port_dev->mtu;
memcpy(dev->broadcast, port_dev->broadcast, port_dev->addr_len);