From: Eli Cohen <eli@dev.mellanox.co.il>
Date: Tue, 2 Dec 2014 10:26:12 +0000 (+0200)
Subject: net/mlx5_core: Fix min vectors value in mlx5_enable_msix
X-Git-Tag: firefly_0821_release~176^2~2717^2~85^2~7
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3a9e161a59b29b3aa2f39446b26622867322bf2b;p=firefly-linux-kernel-4.4.55.git

net/mlx5_core: Fix min vectors value in mlx5_enable_msix

mlx5 requires at least one interrupt vector for completions so fix the minvec
argument to pci_enable_msix_range() accordingly.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 4e3c27e77768..c9d4a024f186 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -226,7 +226,7 @@ static int mlx5_enable_msix(struct mlx5_core_dev *dev)
 		table->msix_arr[i].entry = i;
 
 	nvec = pci_enable_msix_range(dev->pdev, table->msix_arr,
-				     MLX5_EQ_VEC_COMP_BASE, nvec);
+				     MLX5_EQ_VEC_COMP_BASE + 1, nvec);
 	if (nvec < 0)
 		return nvec;