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| author | Jiri Pirko <jiri@resnulli.us> | 2014-01-09 14:13:47 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-01-16 11:31:58 -0800 |
| commit | 89740ca74f5bb45d3e0dcb4aa9eab0ba9864bff5 (patch) | |
| tree | 378e227ef6c2bd2776afc4d6c29d89574fdee9c6 | |
| parent | d6e26404732ac5d82ee34e197c35241d581d1c4c (diff) | |
| download | blackbird-op-linux-89740ca74f5bb45d3e0dcb4aa9eab0ba9864bff5.tar.gz blackbird-op-linux-89740ca74f5bb45d3e0dcb4aa9eab0ba9864bff5.zip | |
neigh: use NEIGH_VAR_INIT in ndo_neigh_setup functions.
When ndo_neigh_setup is called, the bitfield used by NEIGH_VAR_SET is
not initialized yet. This might cause confusion for the people who use
NEIGH_VAR_SET in ndo_neigh_setup. So rather introduce NEIGH_VAR_INIT for
usage in ndo_neigh_setup.
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | include/net/neighbour.h | 5 | ||||
| -rw-r--r-- | net/802/hippi.c | 4 |
2 files changed, 7 insertions, 2 deletions
diff --git a/include/net/neighbour.h b/include/net/neighbour.h index 4c09bd23b832..7277caf3743d 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -92,6 +92,11 @@ static inline void neigh_var_set(struct neigh_parms *p, int index, int val) } #define NEIGH_VAR(p, attr) ((p)->data[NEIGH_VAR_ ## attr]) + +/* In ndo_neigh_setup, NEIGH_VAR_INIT should be used. + * In other cases, NEIGH_VAR_SET should be used. + */ +#define NEIGH_VAR_INIT(p, attr, val) (NEIGH_VAR(p, attr) = val) #define NEIGH_VAR_SET(p, attr, val) neigh_var_set(p, NEIGH_VAR_ ## attr, val) static inline void neigh_parms_data_state_setall(struct neigh_parms *p) diff --git a/net/802/hippi.c b/net/802/hippi.c index a97a3bde77bb..5ff2a718ddca 100644 --- a/net/802/hippi.c +++ b/net/802/hippi.c @@ -172,14 +172,14 @@ EXPORT_SYMBOL(hippi_mac_addr); int hippi_neigh_setup_dev(struct net_device *dev, struct neigh_parms *p) { /* Never send broadcast/multicast ARP messages */ - NEIGH_VAR_SET(p, MCAST_PROBES, 0); + NEIGH_VAR_INIT(p, MCAST_PROBES, 0); /* In IPv6 unicast probes are valid even on NBMA, * because they are encapsulated in normal IPv6 protocol. * Should be a generic flag. */ if (p->tbl->family != AF_INET6) - NEIGH_VAR_SET(p, UCAST_PROBES, 0); + NEIGH_VAR_INIT(p, UCAST_PROBES, 0); return 0; } EXPORT_SYMBOL(hippi_neigh_setup_dev); |
