From 1e82f961ac8e94c50a933e89ee08071fc81a4bbd Mon Sep 17 00:00:00 2001 From: Alexander Aring Date: Wed, 15 Jun 2016 21:20:19 +0200 Subject: [PATCH] ndisc: add __ndisc_opt_addr_space function This patch adds __ndisc_opt_addr_space as low-level function for ndisc_opt_addr_space which doesn't depend on net_device parameter. Cc: David S. Miller Cc: Alexey Kuznetsov Cc: James Morris Cc: Hideaki YOSHIFUJI Cc: Patrick McHardy Acked-by: YOSHIFUJI Hideaki Reviewed-by: Stefan Schmidt Signed-off-by: Alexander Aring Signed-off-by: David S. Miller --- include/net/ndisc.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/include/net/ndisc.h b/include/net/ndisc.h index 2d8edaad29cb..4cee82654fe5 100644 --- a/include/net/ndisc.h +++ b/include/net/ndisc.h @@ -127,10 +127,15 @@ static inline int ndisc_addr_option_pad(unsigned short type) } } +static inline int __ndisc_opt_addr_space(unsigned char addr_len, int pad) +{ + return NDISC_OPT_SPACE(addr_len + pad); +} + static inline int ndisc_opt_addr_space(struct net_device *dev) { - return NDISC_OPT_SPACE(dev->addr_len + - ndisc_addr_option_pad(dev->type)); + return __ndisc_opt_addr_space(dev->addr_len, + ndisc_addr_option_pad(dev->type)); } static inline u8 *ndisc_opt_addr_data(struct nd_opt_hdr *p, -- 2.20.1