[PATCH v2 1/3] net/ncsi: fix restricted cast warning of sparse

From: Ivan Mikhaylov
Date: Thu Jul 08 2021 - 08:28:00 EST


Sparse reports:
net/ncsi/ncsi-rsp.c:406:24: warning: cast to restricted __be32
net/ncsi/ncsi-manage.c:732:33: warning: cast to restricted __be32
net/ncsi/ncsi-manage.c:756:25: warning: cast to restricted __be32
net/ncsi/ncsi-manage.c:779:25: warning: cast to restricted __be32

Signed-off-by: Ivan Mikhaylov <i.mikhaylov@xxxxxxxxx>
---
net/ncsi/ncsi-manage.c | 6 +++---
net/ncsi/ncsi-rsp.c | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/ncsi/ncsi-manage.c b/net/ncsi/ncsi-manage.c
index ca04b6df1341..42b54a3da2e6 100644
--- a/net/ncsi/ncsi-manage.c
+++ b/net/ncsi/ncsi-manage.c
@@ -700,7 +700,7 @@ static int ncsi_oem_gma_handler_bcm(struct ncsi_cmd_arg *nca)
nca->payload = NCSI_OEM_BCM_CMD_GMA_LEN;

memset(data, 0, NCSI_OEM_BCM_CMD_GMA_LEN);
- *(unsigned int *)data = ntohl(NCSI_OEM_MFR_BCM_ID);
+ *(unsigned int *)data = ntohl((__force __be32)NCSI_OEM_MFR_BCM_ID);
data[5] = NCSI_OEM_BCM_CMD_GMA;

nca->data = data;
@@ -724,7 +724,7 @@ static int ncsi_oem_gma_handler_mlx(struct ncsi_cmd_arg *nca)
nca->payload = NCSI_OEM_MLX_CMD_GMA_LEN;

memset(&u, 0, sizeof(u));
- u.data_u32[0] = ntohl(NCSI_OEM_MFR_MLX_ID);
+ u.data_u32[0] = ntohl((__force __be32)NCSI_OEM_MFR_MLX_ID);
u.data_u8[5] = NCSI_OEM_MLX_CMD_GMA;
u.data_u8[6] = NCSI_OEM_MLX_CMD_GMA_PARAM;

@@ -747,7 +747,7 @@ static int ncsi_oem_smaf_mlx(struct ncsi_cmd_arg *nca)
int ret = 0;

memset(&u, 0, sizeof(u));
- u.data_u32[0] = ntohl(NCSI_OEM_MFR_MLX_ID);
+ u.data_u32[0] = ntohl((__force __be32)NCSI_OEM_MFR_MLX_ID);
u.data_u8[5] = NCSI_OEM_MLX_CMD_SMAF;
u.data_u8[6] = NCSI_OEM_MLX_CMD_SMAF_PARAM;
memcpy(&u.data_u8[MLX_SMAF_MAC_ADDR_OFFSET],
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index 888ccc2d4e34..04bc50be5c01 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -403,7 +403,7 @@ static int ncsi_rsp_handler_ev(struct ncsi_request *nr)
/* Update to VLAN mode */
cmd = (struct ncsi_cmd_ev_pkt *)skb_network_header(nr->cmd);
ncm->enable = 1;
- ncm->data[0] = ntohl(cmd->mode);
+ ncm->data[0] = ntohl((__force __be32)cmd->mode);

return 0;
}
--
2.31.1