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authorLuis Carlos Cobo <luisca@cozybit.com>2008-02-29 17:51:25 -0800
committerJohn W. Linville <linville@tuxdriver.com>2008-03-06 16:40:54 -0500
commit2a8ca29a88e3858685c463ffd19e11c20d14c73a (patch)
tree78a3cd986d5b136d721b88ef7ee3c1c41374e887 /net/mac80211
parenta00de5d08b4bcd1e95d02667029406224bd0619b (diff)
mac80211: fix mesh_path and sta_info get_by_idx functions
Skip properly entries whose dev does not match. Signed-off-by: Luis Carlos Cobo <luisca@cozybit.com> Acked-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/mesh_pathtbl.c7
-rw-r--r--net/mac80211/sta_info.c5
2 files changed, 8 insertions, 4 deletions
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c
index 135022d7ee5..5845dc21ce8 100644
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -98,7 +98,7 @@ struct mesh_path *mesh_path_lookup(u8 *dst, struct net_device *dev)
/**
* mesh_path_lookup_by_idx - look up a path in the mesh path table by its index
* @idx: index
- * @dev: local interface
+ * @dev: local interface, or NULL for all entries
*
* Returns: pointer to the mesh path structure, or NULL if not found.
*
@@ -111,7 +111,9 @@ struct mesh_path *mesh_path_lookup_by_idx(int idx, struct net_device *dev)
int i;
int j = 0;
- for_each_mesh_entry(mesh_paths, p, node, i)
+ for_each_mesh_entry(mesh_paths, p, node, i) {
+ if (dev && node->mpath->dev != dev)
+ continue;
if (j++ == idx) {
if (MPATH_EXPIRED(node->mpath)) {
spin_lock_bh(&node->mpath->state_lock);
@@ -121,6 +123,7 @@ struct mesh_path *mesh_path_lookup_by_idx(int idx, struct net_device *dev)
}
return node->mpath;
}
+ }
return NULL;
}
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index e27f896dae5..3b84c16cf05 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -115,12 +115,13 @@ struct sta_info *sta_info_get_by_idx(struct ieee80211_local *local, int idx,
int i = 0;
list_for_each_entry_rcu(sta, &local->sta_list, list) {
+ if (dev && dev != sta->sdata->dev)
+ continue;
if (i < idx) {
++i;
continue;
- } else if (!dev || dev == sta->sdata->dev) {
- return sta;
}
+ return sta;
}
return NULL;