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libiwinfo: fix integer overflow in dbm to mw conversion, also allow odd dbm numbers

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This commit is contained in:
Jo-Philipp Wich 2011-02-05 18:20:48 +00:00
parent 8cd629e148
commit 59992443bc
2 changed files with 3 additions and 3 deletions
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4
contrib/package/iwinfo/src/iwinfo.h
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@ -64,8 +64,8 @@ struct iwinfo_assoclist_entry {
};
struct iwinfo_txpwrlist_entry {
uint8_t dbm;
uint8_t mw;
uint8_t dbm;
uint16_t mw;
};
struct iwinfo_freqlist_entry {

2
contrib/package/iwinfo/src/iwinfo_nl80211.c
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@ -1170,7 +1170,7 @@ int nl80211_get_txpwrlist(const char *ifname, char *buf, int *len)
{
for( dbm_cur = 0, dbm_cnt = 0;
dbm_cur < dbm_max;
dbm_cur += 2, dbm_cnt++ )
dbm_cur++, dbm_cnt++ )
{
entry.dbm = dbm_cur;
entry.mw = iwinfo_dbm2mw(dbm_cur);