char bname[5] is too small for the string "X GHz" when the null terminator is taken into account. Thus, turning on rate debugging can crash unless we have lucky stack alignment.
Reported-by: Paride Legovini <legov...@spiro.fisica.unipd.it> Signed-off-by: Bob Copeland <m...@bobcopeland.com> --- drivers/net/wireless/ath/ath5k/debug.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/wireless/ath/ath5k/debug.c b/drivers/net/wireless/ath/ath5k/debug.c index 9770bb3..4904a07 100644 --- a/drivers/net/wireless/ath/ath5k/debug.c +++ b/drivers/net/wireless/ath/ath5k/debug.c @@ -424,7 +424,7 @@ ath5k_debug_dump_bands(struct ath5k_softc *sc) for (b = 0; b < IEEE80211_NUM_BANDS; b++) { struct ieee80211_supported_band *band = &sc->sbands[b]; - char bname[5]; + char bname[6]; switch (band->band) { case IEEE80211_BAND_2GHZ: strcpy(bname, "2 GHz"); -- 1.6.0.6 _______________________________________________ ath5k-devel mailing list ath5k-devel@lists.ath5k.org https://lists.ath5k.org/mailman/listinfo/ath5k-devel