Linux kernel bug fix: net: don't call update_pmtu unconditionally
Subsystem: networking/ipv6 (drivers/infiniband/ulp/ipoib/ipoib_cm.c)
Bug type: null-deref, severity: high
Keywords: null pointer
Files changed: drivers/infiniband/ulp/ipoib/ipoib_cm.c;drivers/net/geneve.c;drivers/net/vxlan.c;include/net/dst.h;net/ipv4/ip_tunnel.c;net/ipv4/ip_vti.c;net/ipv6/ip6_tunnel.c;net/ipv6/ip6_vti.c;net/ipv6/sit.c
Introduced by Xin Long on 2017-12-19 13:37:27 -0500; fixed by Nicolas Dichtel on 2018-01-25 16:27:34 -0500 (lifetime: 37 days)