diff mbox

[V1,2/3] net/mlx4: Use single completion vector after NOP failure

Message ID 1340619853-29804-3-git-send-email-yevgenyp@mellanox.co.il
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Yevgeny Petrilin June 25, 2012, 10:24 a.m. UTC 
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: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
---
 drivers/net/ethernet/mellanox/mlx4/main.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 18c8deb..c91a2b8 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -1978,6 +1978,8 @@  slave_start:
 	if (err == -EBUSY && (dev->flags & MLX4_FLAG_MSI_X) &&
 	    !mlx4_is_mfunc(dev)) {
 		dev->flags &= ~MLX4_FLAG_MSI_X;
+		dev->caps.num_comp_vectors = 1;
+		dev->caps.comp_pool	   = 0;
 		pci_disable_msix(pdev);
 		err = mlx4_setup_hca(dev);
 	}