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(parent: a2c845e) | patch
ipv6: Check ip6_find_1stfragopt() return value properly.
authorDavid S. Miller <davem@davemloft.net>
Thu, 18 May 2017 02:54:11 +0000 (22:54 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 7 Jun 2017 10:07:44 +0000 (12:07 +0200)
commit3fa202ef74c83f9c44057b370dccc0981e55d62b
treec476e7e27f9d7959cf842b0924b0aba612b1f5dctree
parenta2c845e51a820549a6df5a1e8907ee754422119ecommit | diff
ipv6: Check ip6_find_1stfragopt() return value properly.

[ Upstream commit 7dd7eb9513bd02184d45f000ab69d78cb1fa1531 ]

Do not use unsigned variables to see if it returns a negative
error or not.

Fixes: 2423496af35d ("ipv6: Prevent overrun when parsing v6 header options")
Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
net/ipv6/ip6_offload.c diff | blob | history
net/ipv6/ip6_output.c diff | blob | history
net/ipv6/udp_offload.c diff | blob | history