net: dsa: tag_qca: Make sure there is headroom for tag

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[ Upstream commit 04fb91243a ]

Passing tag size to skb_cow_head will make sure
there is enough headroom for the tag data.
This change does not introduce any overhead in case there
is already available headroom for tag.

Signed-off-by: Per Forlin <perfn@axis.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Per Forlin 2020-02-13 15:37:09 +01:00 • committed by Greg Kroah-Hartman

parent 50113bbd2c

commit 67fd7af31f

1 changed files with 1 additions and 1 deletions

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net/dsa/tag_qca.c

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