]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
RDMA/ucma: Check that user doesn't overflow QP state
authorLeon Romanovsky <leonro@mellanox.com>
Wed, 7 Mar 2018 16:49:16 +0000 (18:49 +0200)
committerDoug Ledford <dledford@redhat.com>
Wed, 7 Mar 2018 20:25:40 +0000 (15:25 -0500)
commita5880b84430316e3e1c1f5d23aa32ec6000cc717
tree63a8ed9ff3a53e4699b8f8d284c65fb6f904e6b8
parentaa0de36a40f446f5a21a7c1e677b98206e242edb
RDMA/ucma: Check that user doesn't overflow QP state

The QP state is limited and declared in enum ib_qp_state,
but ucma user was able to supply any possible (u32) value.

Reported-by: syzbot+0df1ab766f8924b1edba@syzkaller.appspotmail.com
Fixes: 75216638572f ("RDMA/cma: Export rdma cm interface to userspace")
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/core/ucma.c