diff options
| author | Dmitry Monakhov <dmonakhov@openvz.org> | 2017-11-27 13:39:05 +0000 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2017-12-01 12:21:26 -0700 |
| commit | a9cd1a673737dd81332fce1145801bfacfb90d90 (patch) | |
| tree | 1d613157350355e6474d272af2392b22519f3561 /drivers/infiniband | |
| parent | 23a9cd2ad90543e9da3786878d2b2729c095439d (diff) | |
| download | linux-a9cd1a673737dd81332fce1145801bfacfb90d90.tar.bz2 | |
IB/core: Init subsys if compiled to vmlinuz-core
Once infiniband is compiled as a core component its subsystem must be
enabled before device initialization. Otherwise there is a NULL pointer
dereference during mlx4_core init, calltrace:
->device_add
if (dev->class) {
deref dev->class->p =>NULLPTR
#Config
CONFIG_NET_DEVLINK=y
CONFIG_MAY_USE_DEVLINK=y
CONFIG_MLX4_EN=y
Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/device.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 84fc32a2c8b3..5e1be4949d5f 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -1253,5 +1253,5 @@ static void __exit ib_core_cleanup(void) MODULE_ALIAS_RDMA_NETLINK(RDMA_NL_LS, 4); -module_init(ib_core_init); +subsys_initcall(ib_core_init); module_exit(ib_core_cleanup); |