From fbd0ac60420fa2f5d45865326ad1074b80f29060 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Fri, 2 Jun 2017 02:40:44 -0700 Subject: [PATCH] net-procfs: Use vsnprintf extension %phN Save a bit of code by using the kernel extension. $ size net/core/net-procfs.o* text data bss dec hex filename 3701 120 0 3821 eed net/core/net-procfs.o.new 3764 120 0 3884 f2c net/core/net-procfs.o.old Signed-off-by: Joe Perches Signed-off-by: David S. Miller --- net/core/net-procfs.c | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/net/core/net-procfs.c b/net/core/net-procfs.c index 14d0934..4847964 100644 --- a/net/core/net-procfs.c +++ b/net/core/net-procfs.c @@ -363,15 +363,10 @@ static int dev_mc_seq_show(struct seq_file *seq, void *v) netif_addr_lock_bh(dev); netdev_for_each_mc_addr(ha, dev) { - int i; - - seq_printf(seq, "%-4d %-15s %-5d %-5d ", dev->ifindex, - dev->name, ha->refcount, ha->global_use); - - for (i = 0; i < dev->addr_len; i++) - seq_printf(seq, "%02x", ha->addr[i]); - - seq_putc(seq, '\n'); + seq_printf(seq, "%-4d %-15s %-5d %-5d %*phN\n", + dev->ifindex, dev->name, + ha->refcount, ha->global_use, + (int)dev->addr_len, ha->addr); } netif_addr_unlock_bh(dev); return 0; -- 2.7.4