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| author | David S. Miller <davem@sunset.davemloft.net> | 2007-05-29 13:12:50 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-05-31 01:23:30 -0700 |
| commit | a2efcfa04865eaaa88b870f4babf12f4c1fc4f83 (patch) | |
| tree | c2c26858f0bacb2c41039bf1f70ec28db5b6b262 /net/packet/af_packet.c | |
| parent | ddc31ce311b65fc3c30ec9ca5baf688a882260bc (diff) | |
| download | linux-3.10-a2efcfa04865eaaa88b870f4babf12f4c1fc4f83.tar.gz linux-3.10-a2efcfa04865eaaa88b870f4babf12f4c1fc4f83.tar.bz2 linux-3.10-a2efcfa04865eaaa88b870f4babf12f4c1fc4f83.zip | |
[AF_PACKET]: Kill bogus CONFIG_PACKET_MULTICAST
It is unconditionally set by af_packet.c, not by the Kconfig
subsystem, so just kill it off.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/packet/af_packet.c')
| -rw-r--r-- | net/packet/af_packet.c | 31 |
1 files changed, 4 insertions, 27 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 02e401cd683..99b55e641e8 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -86,20 +86,6 @@ #define CONFIG_SOCK_PACKET 1 /* - Proposed replacement for SIOC{ADD,DEL}MULTI and - IFF_PROMISC, IFF_ALLMULTI flags. - - It is more expensive, but I believe, - it is really correct solution: reentereble, safe and fault tolerant. - - IFF_PROMISC/IFF_ALLMULTI/SIOC{ADD/DEL}MULTI are faked by keeping - reference count and global flag, so that real status is - (gflag|(count != 0)), so that we can use obsolete faulty interface - not harming clever users. - */ -#define CONFIG_PACKET_MULTICAST 1 - -/* Assumptions: - if device has no dev->hard_header routine, it adds and removes ll header inside itself. In this case ll header is invisible outside of device, @@ -159,7 +145,6 @@ static atomic_t packet_socks_nr; /* Private packet socket structures. */ -#ifdef CONFIG_PACKET_MULTICAST struct packet_mclist { struct packet_mclist *next; @@ -179,7 +164,7 @@ struct packet_mreq_max unsigned short mr_alen; unsigned char mr_address[MAX_ADDR_LEN]; }; -#endif + #ifdef CONFIG_PACKET_MMAP static int packet_set_ring(struct sock *sk, struct tpacket_req *req, int closing); #endif @@ -205,9 +190,7 @@ struct packet_sock { origdev:1; int ifindex; /* bound device */ __be16 num; -#ifdef CONFIG_PACKET_MULTICAST struct packet_mclist *mclist; -#endif #ifdef CONFIG_PACKET_MMAP atomic_t mapped; unsigned int pg_vec_order; @@ -851,9 +834,7 @@ static int packet_release(struct socket *sock) __sock_put(sk); } -#ifdef CONFIG_PACKET_MULTICAST packet_flush_mclist(sk); -#endif #ifdef CONFIG_PACKET_MMAP if (po->pg_vec) { @@ -1221,7 +1202,6 @@ static int packet_getname(struct socket *sock, struct sockaddr *uaddr, return 0; } -#ifdef CONFIG_PACKET_MULTICAST static void packet_dev_mc(struct net_device *dev, struct packet_mclist *i, int what) { switch (i->type) { @@ -1349,7 +1329,6 @@ static void packet_flush_mclist(struct sock *sk) } rtnl_unlock(); } -#endif static int packet_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen) @@ -1362,7 +1341,6 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv return -ENOPROTOOPT; switch(optname) { -#ifdef CONFIG_PACKET_MULTICAST case PACKET_ADD_MEMBERSHIP: case PACKET_DROP_MEMBERSHIP: { @@ -1383,7 +1361,7 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv ret = packet_mc_drop(sk, &mreq); return ret; } -#endif + #ifdef CONFIG_PACKET_MMAP case PACKET_RX_RING: { @@ -1506,11 +1484,10 @@ static int packet_notifier(struct notifier_block *this, unsigned long msg, void switch (msg) { case NETDEV_UNREGISTER: -#ifdef CONFIG_PACKET_MULTICAST if (po->mclist) packet_dev_mclist(dev, po->mclist, -1); - // fallthrough -#endif + /* fallthrough */ + case NETDEV_DOWN: if (dev->ifindex == po->ifindex) { spin_lock(&po->bind_lock); |