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(parent: 4dba68f) | patch
RDMA/ucma: Check that device exists prior to accessing it
authorLeon Romanovsky <leonro@mellanox.com>
Sun, 25 Mar 2018 08:39:05 +0000 (11:39 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 8 Apr 2018 12:26:28 +0000 (14:26 +0200)
commit4fbf77d7a9fed2f53d0e77cd959987b977f13dec
tree19487c8677eefbe71b79904deb808b127fe9ffd6tree | snapshot (tar.gz zip)
parent4dba68fd1dfefc4dfbf3f6f5fcda99c13668c671commit | diff
RDMA/ucma: Check that device exists prior to accessing it

commit c8d3bcbfc5eab3f01cf373d039af725f3b488813 upstream.

Ensure that device exists prior to accessing its properties.

Reported-by: <syzbot+71655d44855ac3e76366@syzkaller.appspotmail.com>
Fixes: 75216638572f ("RDMA/cma: Export rdma cm interface to userspace")
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/infiniband/core/ucma.c diff | blob | blame | history