Update Linux to v5.4.148

Sourced from [1]

[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.4.148.tar.gz

Change-Id: Ib3d26c5ba9b022e2e03533005c4fed4d7c30b61b
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/include/linux/mlx5/transobj.h b/include/linux/mlx5/transobj.h
index dc6b1e7..3abefd4 100644
--- a/include/linux/mlx5/transobj.h
+++ b/include/linux/mlx5/transobj.h
@@ -92,4 +92,5 @@
 			 struct mlx5_hairpin_params *params);
 
 void mlx5_core_hairpin_destroy(struct mlx5_hairpin *pair);
+void mlx5_core_hairpin_clear_dead_peer(struct mlx5_hairpin *hp);
 #endif /* __TRANSOBJ_H__ */