From: Jiri Pirko <jiri@nvidia.com>
Date: Tue, 10 Nov 2020 09:48:53 +0000 (+0200)
Subject: mlxsw: reg: Allow to pass NULL pointer to mlxsw_reg_ralue_pack4/6()
X-Git-Tag: howlett/maple_spf/20210104~359^2~271^2~7
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=1a7fcdf75d28b4b23479580f1d80c58bd3020053;p=users%2Fjedix%2Flinux-maple.git

mlxsw: reg: Allow to pass NULL pointer to mlxsw_reg_ralue_pack4/6()

In preparation for the change that is going to be done in the next
patch, allow to pass NULL pointer to mlxsw_reg_ralue_pack4() and
mlxsw_reg_ralue_pack6() helpers.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 0da9f7e1eb9b..fcf9095b3f55 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -7282,7 +7282,8 @@ static inline void mlxsw_reg_ralue_pack4(char *payload,
 					 u32 *dip)
 {
 	mlxsw_reg_ralue_pack(payload, protocol, op, virtual_router, prefix_len);
-	mlxsw_reg_ralue_dip4_set(payload, *dip);
+	if (dip)
+		mlxsw_reg_ralue_dip4_set(payload, *dip);
 }
 
 static inline void mlxsw_reg_ralue_pack6(char *payload,
@@ -7292,7 +7293,8 @@ static inline void mlxsw_reg_ralue_pack6(char *payload,
 					 const void *dip)
 {
 	mlxsw_reg_ralue_pack(payload, protocol, op, virtual_router, prefix_len);
-	mlxsw_reg_ralue_dip6_memcpy_to(payload, dip);
+	if (dip)
+		mlxsw_reg_ralue_dip6_memcpy_to(payload, dip);
 }
 
 static inline void