From: Maor Gottlieb <[email protected]>
When UAR is released, we deallocate the device resource, but
don't unmmap the UAR mapping memory.
Fix the leak by unmapping this memory.
Fixes: a6d51b68611e9 ('net/mlx5: Introduce blue flame register allocator)
Signed-off-by: Maor Gottlieb <[email protected]>
Signed-off-by: Saeed Mahameed <[email protected]>
---
drivers/net/ethernet/mellanox/mlx5/core/uar.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/uar.c
b/drivers/net/ethernet/mellanox/mlx5/core/uar.c
index 2e6b0f290ddc..222b25908d01 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/uar.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/uar.c
@@ -87,6 +87,7 @@ static void up_rel_func(struct kref *kref)
struct mlx5_uars_page *up = container_of(kref, struct mlx5_uars_page,
ref_count);
list_del(&up->list);
+ iounmap(up->map);
if (mlx5_cmd_free_uar(up->mdev, up->index))
mlx5_core_warn(up->mdev, "failed to free uar index %d\n",
up->index);
kfree(up->reg_bitmap);
--
2.11.0
