[PATCH 5.19 0366/1157] net: ag71xx: fix discards const qualifier warning

From: Greg Kroah-Hartman
Date: Mon Aug 15 2022 - 19:34:50 EST


From: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>

[ Upstream commit 225b0ed27e6ac523e5e98e7395392446859c7f20 ]

Current kernel will compile this driver with warnings. This patch will
fix it.

drivers/net/ethernet/atheros/ag71xx.c: In function 'ag71xx_fast_reset':
drivers/net/ethernet/atheros/ag71xx.c:996:31: warning: passing argument 2 of 'ag71xx_hw_set
_macaddr' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
996 | ag71xx_hw_set_macaddr(ag, dev->dev_addr);
| ~~~^~~~~~~~~~
drivers/net/ethernet/atheros/ag71xx.c:951:69: note: expected 'unsigned char *' but argument
is of type 'const unsigned char *'
951 | static void ag71xx_hw_set_macaddr(struct ag71xx *ag, unsigned char *mac)
| ~~~~~~~~~~~~~~~^~~
drivers/net/ethernet/atheros/ag71xx.c: In function 'ag71xx_open':
drivers/net/ethernet/atheros/ag71xx.c:1441:32: warning: passing argument 2 of 'ag71xx_hw_se
t_macaddr' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
1441 | ag71xx_hw_set_macaddr(ag, ndev->dev_addr);
| ~~~~^~~~~~~~~~
drivers/net/ethernet/atheros/ag71xx.c:951:69: note: expected 'unsigned char *' but argument
is of type 'const unsigned char *'
951 | static void ag71xx_hw_set_macaddr(struct ag71xx *ag, unsigned char *mac)
| ~~~~~~~~~~~~~~~^~~

Fixes: adeef3e32146 ("net: constify netdev->dev_addr")
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/ethernet/atheros/ag71xx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c
index cac509708e9d..1c6ea6766aa1 100644
--- a/drivers/net/ethernet/atheros/ag71xx.c
+++ b/drivers/net/ethernet/atheros/ag71xx.c
@@ -946,7 +946,7 @@ static unsigned int ag71xx_max_frame_len(unsigned int mtu)
return ETH_HLEN + VLAN_HLEN + mtu + ETH_FCS_LEN;
}

-static void ag71xx_hw_set_macaddr(struct ag71xx *ag, unsigned char *mac)
+static void ag71xx_hw_set_macaddr(struct ag71xx *ag, const unsigned char *mac)
{
u32 t;

--
2.35.1