net: xilinx: axienet: Don't print if we go into promiscuous mode

A message about being in promiscuous mode is printed every time each
additional multicast address beyond four is added. Suppress this message
like is done in other drivers.

Signed-off-by: Sean Anderson <sean.anderson@linux.dev>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20240822154059.1066595-4-sean.anderson@linux.dev
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ethernet/xilinx/xilinx_axienet_main.c

@@ -447,7 +447,6 @@ static void axienet_set_multicast_list(struct net_device *ndev)
 		reg = axienet_ior(lp, XAE_FMI_OFFSET);
 		reg |= XAE_FMI_PM_MASK;
 		axienet_iow(lp, XAE_FMI_OFFSET, reg);
-		dev_info(&ndev->dev, "Promiscuous mode enabled.\n");
 	} else if (!netdev_mc_empty(ndev)) {
 		struct netdev_hw_addr *ha;
 
@@ -481,7 +480,6 @@ static void axienet_set_multicast_list(struct net_device *ndev)
 		reg &= ~XAE_FMI_PM_MASK;
 
 		axienet_iow(lp, XAE_FMI_OFFSET, reg);
-		dev_info(&ndev->dev, "Promiscuous mode disabled.\n");
 	}
 
 	for (; i < XAE_MULTICAST_CAM_TABLE_NUM; i++) {