Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9858d2d1 authored by Yevgeny Petrilin's avatar Yevgeny Petrilin Committed by David S. Miller
Browse files

net/mlx4: Use single completion vector after NOP failure 



Fix a crash at the error flow of NOP command which caused the driver to try and use
a completion vector which wasn't allocated.

Signed-off-by: default avatarYevgeny Petrilin <yevgenyp@mellanox.co.il>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5c8e9046

drivers/net/ethernet/mellanox/mlx4/main.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -1975,6 +1975,8 @@ slave_start: 
	if (err == -EBUSY && (dev->flags & MLX4_FLAG_MSI_X) &&

	if (err == -EBUSY && (dev->flags & MLX4_FLAG_MSI_X) &&

	    !mlx4_is_mfunc(dev)) {

	    !mlx4_is_mfunc(dev)) {

		dev->flags &= ~MLX4_FLAG_MSI_X;

		dev->flags &= ~MLX4_FLAG_MSI_X;

		dev->caps.num_comp_vectors = 1;

		dev->caps.comp_pool	   = 0;

		pci_disable_msix(pdev);

		pci_disable_msix(pdev);

		err = mlx4_setup_hca(dev);

		err = mlx4_setup_hca(dev);

	}

	}