diff options
| author | Dmitry Kandybka <d.kandybka@gmail.com> | 2024-07-25 14:17:43 +0300 |
|---|---|---|
| committer | Kalle Valo <quic_kvalo@quicinc.com> | 2024-08-01 17:59:42 +0300 |
| commit | 3f66f26703093886db81f0610b97a6794511917c (patch) | |
| tree | 1d0d7e2a41354faaaaf0e2bd4352145e9e22cdb5 /drivers/net/wireless/ath/ath9k | |
| parent | 215a19631d1125a2834b2ffe62b8de9a9e73d6a8 (diff) | |
| download | linux-3f66f26703093886db81f0610b97a6794511917c.tar.xz | |
wifi: ath9k: fix possible integer overflow in ath9k_get_et_stats()
In 'ath9k_get_et_stats()', promote TX stats counters to 'u64'
to avoid possible integer overflow. Compile tested only.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Dmitry Kandybka <d.kandybka@gmail.com>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://patch.msgid.link/20240725111743.14422-1-d.kandybka@gmail.com
Diffstat (limited to 'drivers/net/wireless/ath/ath9k')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/debug.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index d84e3ee7b5d9..886a102e5b02 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -1325,11 +1325,11 @@ void ath9k_get_et_stats(struct ieee80211_hw *hw, struct ath_softc *sc = hw->priv; int i = 0; - data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all + + data[i++] = ((u64)sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all + sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all + sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all + sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all); - data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all + + data[i++] = ((u64)sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all + sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all + sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all + sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all); |