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Date: Wed, 10 Jun 2015 17:59:26 +0300 From: Or Gerlitz <ogerlitz@...lanox.com> To: "David S. Miller" <davem@...emloft.net> Cc: netdev@...r.kernel.org, Amir Vadai <amirv@...lanox.com>, Tal Alon <talal@...lanox.com>, Eran Ben Elisha <eranbe@...lanox.com>, Hadar Hen Zion <hadarh@...lanox.com>, Or Gerlitz <ogerlitz@...lanox.com> Subject: [PATCH net-next 01/13] net/mlx4_core: Check before cleaning counters bitmap From: Eran Ben Elisha <eranbe@...lanox.com> If counters are not supported by the device. The indices bitmap table is not allocated during initialization. Add the symmetrical check before cleaning the counters bitmap table or freeing a counter. Signed-off-by: Eran Ben Elisha <eranbe@...lanox.com> Signed-off-by: Hadar Hen Zion <hadarh@...lanox.com> Signed-off-by: Or Gerlitz <ogerlitz@...lanox.com> --- drivers/net/ethernet/mellanox/mlx4/main.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 0dbd704..f95466f 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2204,6 +2204,9 @@ static int mlx4_init_counters_table(struct mlx4_dev *dev) static void mlx4_cleanup_counters_table(struct mlx4_dev *dev) { + if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS)) + return; + mlx4_bitmap_cleanup(&mlx4_priv(dev)->counters_bitmap); } @@ -2241,6 +2244,9 @@ EXPORT_SYMBOL_GPL(mlx4_counter_alloc); void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx) { + if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS)) + return; + mlx4_bitmap_free(&mlx4_priv(dev)->counters_bitmap, idx, MLX4_USE_RR); return; } -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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