Commit dbb07f00 authored by Sujith Manoharan's avatar Sujith Manoharan Committed by John W. Linville
Browse files

ath9k: Fix phyerr debug statistics 



Validate the phyerr value against the max. size of the
statistics array properly.

Signed-off-by: default avatarSujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 4203214e

drivers/net/wireless/ath/ath9k/debug.c

+2 −4
Original line number Diff line number Diff line
@@ -987,8 +987,6 @@ void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) 
#define RX_SAMP_DBG(c) (sc->debug.bb_mac_samp[sc->debug.sampidx].rs\

			[sc->debug.rsidx].c)



	u32 phyerr;



	RX_STAT_INC(rx_pkts_all);

	sc->debug.stats.rxstats.rx_bytes_all += rs->rs_datalen;
@@ -1007,8 +1005,8 @@ void ath_debug_stat_rx(struct ath_softc *sc, struct ath_rx_status *rs) 


	if (rs->rs_status & ATH9K_RXERR_PHY) {

		RX_STAT_INC(phy_err);

		phyerr = rs->rs_phyerr & 0x24;

		RX_PHY_ERR_INC(phyerr);

		if (rs->rs_phyerr < ATH9K_PHYERR_MAX)

			RX_PHY_ERR_INC(rs->rs_phyerr);

	}



	sc->debug.stats.rxstats.rs_rssi_ctl0 = rs->rs_rssi_ctl0;