tree 069fed66bdc18c6043c981748bb28057fbc1bcf2
parent 579f1d926c66cc0bd3bd87b1fe2e091084b07430
author David S. Miller <davem@davemloft.net> 1495076051 -0400
committer David S. Miller <davem@davemloft.net> 1495076051 -0400

ipv6: Check ip6_find_1stfragopt() return value properly.

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>