6457144 memory corruption in ip_proto_input()/igmp_input()

[ethindra.ramamur...@sun.com]

Author: ethindra
Repository: /hg/onnv/onnv-gate
Revision: 66bd30debd55194688ccb8130b59868f444afa41
Log message:
6457144 memory corruption in ip_proto_input()/igmp_input()

Files:
        update: usr/src/uts/common/inet/ip/igmp.c
        update: usr/src/uts/common/inet/ip/ip.c
        update: usr/src/uts/common/inet/ip_multi.h