ipvs: Fix reuse connection if real server is dead
ipvs: Fix reuse connection if real server is dead

Expire cached connection for new TCP/SCTP connection if real
server is down. Otherwise, IPVS uses the dead server for the
reused connection, instead of a new working one.

Signed-off-by: Grzegorz Lyczba <fa11cc241acad88ea13a8a8603a00c946a22d68d@gmail.com>
Acked-by: Hans Schillstrom <8800578b51f022c8d8adb9606a8b3db4fedbdac6@schillstrom.com>
Acked-by: Julian Anastasov <84572ef2253ef81e2d8cd8c65849f4d9a3881f47@ssi.bg>
Signed-off-by: Simon Horman <a105fd58f578dea0be108941d4c59d15396e1855@verge.net.au>
Signed-off-by: Pablo Neira Ayuso <707d14912bb250caf67dfe0ea4035681fbfc4f56@netfilter.org>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs