From: Or Gerlitz <ogerl...@mellanox.com>

The current code is allocating the max encap size supported by
the firmware and not the size requested by the caller, fix that.

Also, spare a warning when the size of the encapsulation headers
is bigger from what is supported by the firmware.

Signed-off-by: Or Gerlitz <ogerl...@mellanox.com>
Reviewed-by: Hadar Hen Zion <had...@mellanox.com>
Signed-off-by: Saeed Mahameed <sae...@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c 
b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
index c4478ecd8056..b5253b59e8fe 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c
@@ -473,10 +473,13 @@ int mlx5_encap_alloc(struct mlx5_core_dev *dev,
        int err;
        u32 *in;
 
-       if (size > MLX5_CAP_ESW(dev, max_encap_header_size))
+       if (size > max_encap_size) {
+               mlx5_core_warn(dev, "encap size %zd too big, max supported is 
%d\n",
+                              size, max_encap_size);
                return -EINVAL;
+       }
 
-       in = kzalloc(MLX5_ST_SZ_BYTES(alloc_encap_header_in) + max_encap_size,
+       in = kzalloc(MLX5_ST_SZ_BYTES(alloc_encap_header_in) + size,
                     GFP_KERNEL);
        if (!in)
                return -ENOMEM;
-- 
2.11.0

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