net/mlx5: Fix potential deadlock in command mode change
authorMohamad Haj Yahia <mohamad@mellanox.com>
Thu, 30 Jun 2016 14:34:42 +0000 (17:34 +0300)
committerDavid S. Miller <davem@davemloft.net>
Fri, 1 Jul 2016 10:12:03 +0000 (06:12 -0400)
commit9cba4ebcf374c3772f6eb61f2d065294b2451b49
tree072607c40b60d2ba53cbb3c7dbf55617d38521dc
parentd57847dc4177c6fd8d950cb533f5edf0eab45b11
net/mlx5: Fix potential deadlock in command mode change

Call command completion handler in case of timeout when working in
interrupts mode.
Avoid flushing the commands workqueue after acquiring the semaphores to
prevent a potential deadlock.

Fixes: e126ba97dba9 ('mlx5: Add driver for Mellanox Connect-IB adapters')
Signed-off-by: Mohamad Haj Yahia <mohamad@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/mellanox/mlx5/core/cmd.c