tree 510318d8bebb35bb2e1bdaeb7dba0baf9bb073cd
parent 69cf0fac6052c5bd3fb3469a41d4216e926028f8
author Alexey Kuznetsov <kuznet@ms2.inr.ac.ru> 1145273963 +0400
committer Linus Torvalds <torvalds@g5.osdl.org> 1145324440 -0700

[PATCH] IPC: access to unmapped vmalloc area in grow_ary()

grow_ary() should not copy struct ipc_id_ary (it copies new->p, not
new). Due to this, memcpy() src pointer could hit unmapped vmalloc page
when near page boundary.

Found during OpenVZ stress testing

Signed-off-by: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Signed-off-by: Kirill Korotaev <dev@openvz.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>