mdesc: fix a missing-check bug in get_vdev_port_node_info()
authorGen Zhang <blackgod016574@gmail.com>
Fri, 31 May 2019 01:24:18 +0000 (09:24 +0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 3 Jun 2019 05:15:35 +0000 (22:15 -0700)
commit80caf43549e7e41a695c6d1e11066286538b336f
treed023ca98d7b6ba61c8f347a0ac0446638fc89766
parentd3c976c14ad8af421134c428b0a89ff8dd3bd8f8
mdesc: fix a missing-check bug in get_vdev_port_node_info()

In get_vdev_port_node_info(), 'node_info->vdev_port.name' is allcoated
by kstrdup_const(), and it returns NULL when fails. So
'node_info->vdev_port.name' should be checked.

Signed-off-by: Gen Zhang <blackgod016574@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/mdesc.c