alistair23-linux/net/iucv
Mathias Krause a5598bd9c0 iucv: Fix missing msg_namelen update in iucv_sock_recvmsg()
The current code does not fill the msg_name member in case it is set.
It also does not set the msg_namelen member to 0 and therefore makes
net/socket.c leak the local, uninitialized sockaddr_storage variable
to userland -- 128 bytes of kernel stack memory.

Fix that by simply setting msg_namelen to 0 as obviously nobody cared
about iucv_sock_recvmsg() not filling the msg_name in case it was set.

Cc: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-07 16:28:01 -04:00
..
af_iucv.c iucv: Fix missing msg_namelen update in iucv_sock_recvmsg() 2013-04-07 16:28:01 -04:00
iucv.c iucv: fix kernel panic at reboot 2013-02-14 15:55:19 +01:00
Kconfig iucv: kernel option for z/VM IUCV and HiperSockets 2011-08-13 01:10:16 -07:00
Makefile [S390]: Add AF_IUCV socket support 2007-02-08 13:51:54 -08:00