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| author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2013-09-29 07:40:50 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-10-01 09:04:09 +0400 |
| commit | 3da812d860755925da890e8c713f2d2e2d7b1bae (patch) | |
| tree | 071f33a1289ad20fda51b816d3df6703e37d1866 /drivers | |
| parent | e58f6f4fb4eada7867014bfaec898f03afbce5c2 (diff) | |
| download | linux-3da812d860755925da890e8c713f2d2e2d7b1bae.tar.xz | |
ipv6: gre: correct calculation of max_headroom
gre_hlen already accounts for sizeof(struct ipv6_hdr) + gre header,
so initialize max_headroom to zero. Otherwise the
if (encap_limit >= 0) {
max_headroom += 8;
mtu -= 8;
}
increments an uninitialized variable before max_headroom was reset.
Found with coverity: 728539
Cc: Dmitry Kozlov <xeb@mail.ru>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions