From 1a8a23d2da4fec6f090ec26bbe76eab2b77410e9 Mon Sep 17 00:00:00 2001 From: Jakub Kicinski Date: Tue, 12 Oct 2021 08:58:38 -0700 Subject: ipv6: constify dev_addr passing In preparation for netdev->dev_addr being constant make all relevant arguments in ndisc constant. Signed-off-by: Jakub Kicinski --- net/ipv6/addrconf.c | 4 ++-- net/ipv6/ndisc.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) (limited to 'net/ipv6') diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index c6a90b7bbb70..d4fae16deec4 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -2237,12 +2237,12 @@ static int addrconf_ifid_6lowpan(u8 *eui, struct net_device *dev) static int addrconf_ifid_ieee1394(u8 *eui, struct net_device *dev) { - union fwnet_hwaddr *ha; + const union fwnet_hwaddr *ha; if (dev->addr_len != FWNET_ALEN) return -1; - ha = (union fwnet_hwaddr *)dev->dev_addr; + ha = (const union fwnet_hwaddr *)dev->dev_addr; memcpy(eui, &ha->uc.uniq_id, sizeof(ha->uc.uniq_id)); eui[0] ^= 2; diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 4b098521a44c..184190b9ea25 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -142,7 +142,7 @@ struct neigh_table nd_tbl = { }; EXPORT_SYMBOL_GPL(nd_tbl); -void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data, +void __ndisc_fill_addr_option(struct sk_buff *skb, int type, const void *data, int data_len, int pad) { int space = __ndisc_opt_addr_space(data_len, pad); @@ -165,7 +165,7 @@ void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data, EXPORT_SYMBOL_GPL(__ndisc_fill_addr_option); static inline void ndisc_fill_addr_option(struct sk_buff *skb, int type, - void *data, u8 icmp6_type) + const void *data, u8 icmp6_type) { __ndisc_fill_addr_option(skb, type, data, skb->dev->addr_len, ndisc_addr_option_pad(skb->dev->type)); -- cgit