Dmitry Monakhov <dmonakhov@xxxxxxxxxx> writes:
It is appeared that CM and SRP are also initalized incorrectly.
Please Ignore this one, I'll send updated patch.
> Once infiniband was compiled as core component it's subsystem must be
> enabled before device initialization. Otherwise this result 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@xxxxxxxxxx>
> ---
> drivers/infiniband/core/device.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
> index 84fc32a..5e1be49 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);
> --
> 1.8.3.1
>
> --
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