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ipv4: igmp: Remove redundant comparison in igmp_mcf_get_next()

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The 'state->im' value will always be non-zero after
the 'while' statement, so the check can be removed.

Found by InfoTeCS on behalf of Linux Verification Center
(linuxtesting.org) with SVACE.

Signed-off-by: Gavrilov Ilia <Ilia.Gavrilov@infotecs.ru>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20230912084039.1501984-1-Ilia.Gavrilov@infotecs.ru
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Gavrilov Ilia 2023-09-12 08:42:34 +00:00 committed by Paolo Abeni
parent 4e519fb4ee
commit a613ed1afd
1 changed files with 0 additions and 2 deletions
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2
net/ipv4/igmp.c
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@ -2944,8 +2944,6 @@ static struct ip_sf_list *igmp_mcf_get_next(struct seq_file *seq, struct ip_sf_l
continue;
state->im = rcu_dereference(state->idev->mc_list);
}
if (!state->im)
break;
spin_lock_bh(&state->im->lock);
psf = state->im->sources;
}