netdev - Re: [PATCH net-next] ipv6: Initialize fib6_result in bpf_ipv6_fib

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Message-Id: <20190426.113235.854520906145026387.davem@davemloft.net>
Date:   Fri, 26 Apr 2019 11:32:35 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     dsahern@...nel.org
Cc:     netdev@...r.kernel.org, dsahern@...il.com
Subject: Re: [PATCH net-next] ipv6: Initialize fib6_result in
 bpf_ipv6_fib_lookup

From: David Ahern <dsahern@...nel.org>
Date: Wed, 24 Apr 2019 10:36:06 -0700

> From: David Ahern <dsahern@...il.com>
> 
> fib6_result is not initialized in bpf_ipv6_fib_lookup and potentially
> passses garbage to the fib lookup which triggers a KASAN warning:
 ...
> Initialize fib6_result to 0.
> 
> Fixes: b1d40991506aa ("ipv6: Rename fib6_multipath_select and pass fib6_result")
> Signed-off-by: David Ahern <dsahern@...il.com>

Applied, thanks David.