[PATCH net-next 2/7] net: ipmr: remove unused MFC_NOTIFY flag and make the flags enum
From: Nikolay Aleksandrov <razor@blackwall.org>
Date: 2015-11-26 14:24:04
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
From: Nikolay Aleksandrov <redacted> MFC_NOTIFY was introduced in kernel 2.1.68 but afaik it hasn't been used and I couldn't find any users currently so just remove it. Only MFC_STATIC is left, so move it into an enum, add a description and use BIT(). Signed-off-by: Nikolay Aleksandrov <redacted> --- include/linux/mroute.h | 10 +++++++--- net/ipv4/ipmr.c | 2 -- 2 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/include/linux/mroute.h b/include/linux/mroute.h
index 79aaa9fc1a15..fa66ebc1fed6 100644
--- a/include/linux/mroute.h
+++ b/include/linux/mroute.h@@ -64,6 +64,13 @@ struct vif_device { #define VIFF_STATIC 0x8000 +/* mfc_flags: + * MFC_STATIC - the entry was added statically (not by a routing daemon) + */ +enum { + MFC_STATIC = BIT(0), +}; + struct mfc_cache { struct list_head list; __be32 mfc_mcastgrp; /* Group the entry belongs to */
@@ -89,9 +96,6 @@ struct mfc_cache { struct rcu_head rcu; }; -#define MFC_STATIC 1 -#define MFC_NOTIFY 2 - #define MFC_LINES 64 #ifdef __BIG_ENDIAN
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index a2d248d9c35c..a74e61883b8f 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c@@ -2199,8 +2199,6 @@ int ipmr_get_route(struct net *net, struct sk_buff *skb, } read_lock(&mrt_lock); - if (!nowait && (rtm->rtm_flags & RTM_F_NOTIFY)) - cache->mfc_flags |= MFC_NOTIFY; err = __ipmr_fill_mroute(mrt, skb, cache, rtm); read_unlock(&mrt_lock); rcu_read_unlock();
--
2.4.3