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SubjectRe: [PATCH] netlink: make sure nladdr has correct size in netlink_connect()

On 03/23/2018 05:49 AM, Alexander Potapenko wrote:
> KMSAN reports use of uninitialized memory in the case when |alen| is
> smaller than sizeof(struct sockaddr_nl), and therefore |nladdr| isn't
> fully copied from the userspace.
> Signed-off-by: Alexander Potapenko <>
> Fixes: 1da177e4c3f41524 ("Linux-2.6.12-rc2")

Reviewed-by: Eric Dumazet <>

Thanks Alexander.

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