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Date: Fri, 24 Feb 2012 14:45:54 +0100 From: Danny Kukawka <danny.kukawka@...ect.de> To: "David S. Miller" <davem@...emloft.net> Cc: Danny Kukawka <dkukawka@...e.de>, Jeff Kirsher <jeffrey.t.kirsher@...el.com>, Jiri Pirko <jpirko@...hat.com>, Geert Uytterhoeven <geert@...ux-m68k.org>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [PATCH 03/11] cirrus/mac89x0: print MAC via printk format specifier Print MAC/dev_addr via printk extended format specifier %pM instead of custom code. Use memcpy to set the address to dev->dev_addr in set_mac_address, instead of mxing it up in a for loop with printing a debug msg. Check also if the given address is valid. Signed-off-by: Danny Kukawka <danny.kukawka@...ect.de> --- drivers/net/ethernet/cirrus/mac89x0.c | 12 ++++++++---- 1 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/cirrus/mac89x0.c b/drivers/net/ethernet/cirrus/mac89x0.c index 83781f3..a7324ce 100644 --- a/drivers/net/ethernet/cirrus/mac89x0.c +++ b/drivers/net/ethernet/cirrus/mac89x0.c @@ -592,10 +592,14 @@ static void set_multicast_list(struct net_device *dev) static int set_mac_address(struct net_device *dev, void *addr) { int i; - printk("%s: Setting MAC address to ", dev->name); - for (i = 0; i < 6; i++) - printk(" %2.2x", dev->dev_addr[i] = ((unsigned char *)addr)[i]); - printk(".\n"); + struct sockaddr *saddr = addr; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; + + memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); + printk("%s: Setting MAC address to %pM\n", dev->name, dev->dev_addr); + /* set the Ethernet address */ for (i=0; i < ETH_ALEN/2; i++) writereg(dev, PP_IA+i*2, dev->dev_addr[i*2] | (dev->dev_addr[i*2+1] << 8)); -- 1.7.8.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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