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net/eth: Check iovec has enough data earlier
authorPhilippe Mathieu-Daudé <philmd@redhat.com>
Wed, 10 Mar 2021 18:31:21 +0000 (19:31 +0100)
committerJason Wang <jasowang@redhat.com>
Mon, 22 Mar 2021 09:34:31 +0000 (17:34 +0800)
commitef763586c943815eb0836c54c207ce8572e176a7
treee2a40494d3b661819f91b63e92787728a1ce4198tree | snapshot
parent6f10f77dcdbc151217d19229d9aeeb93c9c1c408commit | diff
net/eth: Check iovec has enough data earlier

We want to check fields from ip6_ext_hdr_routing structure
and if correct read the full in6_address. Let's directly check
if our iovec contains enough data for everything, else return
early.

Suggested-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Miroslav Rezanina <mrezanin@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
net/eth.c diff | blob | history
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