inet: Fix BUG triggered by __rt{,6}_get_peer().
authorDavid S. Miller <davem@davemloft.net>
Mon, 11 Jun 2012 22:52:29 +0000 (15:52 -0700)
committerDavid S. Miller <davem@davemloft.net>
Mon, 11 Jun 2012 22:52:29 +0000 (15:52 -0700)
commit55afabaa0df0dd139c8796a71beb43d1216fbe43
tree5f3ad3d76d9101c11d15197b40fb4f86402db3a9
parent352e04b9111d608bd89ba7bd8070846d4f97d104
inet: Fix BUG triggered by __rt{,6}_get_peer().

If no peer actually gets attached (either because create is zero or
the peer allocation fails) we'll trigger a BUG because we
unconditionally do an rt{,6}_peer_ptr() afterwards.

Fix this by guarding it with the proper check.

Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/ip6_route.h
include/net/route.h