summaryrefslogtreecommitdiff
path: root/package/iwinfo
diff options
context:
space:
mode:
authorJo-Philipp Wich <jow@openwrt.org>2012-05-28 00:52:26 +0000
committerJo-Philipp Wich <jow@openwrt.org>2012-05-28 00:52:26 +0000
commit83758220ae125618cab5108265b586ac5f47baf7 (patch)
treee2a02c9c41ad320c91548602ecc69db39f99ce06 /package/iwinfo
parent022fa36b40b02248436584cf0f71bb26d79eb644 (diff)
downloadmtk-20170518-83758220ae125618cab5108265b586ac5f47baf7.zip
mtk-20170518-83758220ae125618cab5108265b586ac5f47baf7.tar.gz
mtk-20170518-83758220ae125618cab5108265b586ac5f47baf7.tar.bz2
iwinfo: assume that no tx power information is available if nl80211 returns 0 dBm maximum
SVN-Revision: 31932
Diffstat (limited to 'package/iwinfo')
-rw-r--r--package/iwinfo/src/iwinfo_lua.c7
-rw-r--r--package/iwinfo/src/iwinfo_nl80211.c2
2 files changed, 6 insertions, 3 deletions
diff --git a/package/iwinfo/src/iwinfo_lua.c b/package/iwinfo/src/iwinfo_lua.c
index e4435c1..bd8faf9 100644
--- a/package/iwinfo/src/iwinfo_lua.c
+++ b/package/iwinfo/src/iwinfo_lua.c
@@ -332,11 +332,12 @@ static int iwinfo_L_txpwrlist(lua_State *L, int (*func)(const char *, char *, in
const char *ifname = luaL_checkstring(L, 1);
struct iwinfo_txpwrlist_entry *e;
- lua_newtable(L);
memset(rv, 0, sizeof(rv));
if (!(*func)(ifname, rv, &len))
{
+ lua_newtable(L);
+
for (i = 0, x = 1; i < len; i += sizeof(struct iwinfo_txpwrlist_entry), x++)
{
e = (struct iwinfo_txpwrlist_entry *) &rv[i];
@@ -351,9 +352,11 @@ static int iwinfo_L_txpwrlist(lua_State *L, int (*func)(const char *, char *, in
lua_rawseti(L, -2, x);
}
+
+ return 1;
}
- return 1;
+ return 0;
}
/* Wrapper for scan list */
diff --git a/package/iwinfo/src/iwinfo_nl80211.c b/package/iwinfo/src/iwinfo_nl80211.c
index 7040490..4205336 100644
--- a/package/iwinfo/src/iwinfo_nl80211.c
+++ b/package/iwinfo/src/iwinfo_nl80211.c
@@ -1371,7 +1371,7 @@ int nl80211_get_txpwrlist(const char *ifname, char *buf, int *len)
nl80211_free(req);
}
- if (dbm_max > -1)
+ if (dbm_max > 0)
{
for (dbm_cur = 0, dbm_cnt = 0;
dbm_cur < dbm_max;