iwinfo: assume that no tx power information is available if nl80211 returns 0 dBm maximum

SVN-Revision: 31932
This commit is contained in:
Jo-Philipp Wich 2012-05-28 00:52:26 +00:00
parent 022fa36b40
commit 83758220ae
2 changed files with 6 additions and 3 deletions

View file

@ -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 */

View file

@ -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;