diff options
| author | Bob Copeland <me@bobcopeland.com> | 2009-04-28 06:12:43 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-04-28 23:59:48 +0400 |
| commit | b7fcb5c4a4c27da2f6d86cb03d18687e537442cf (patch) | |
| tree | 45848311dcd1dd1a116edc48d18586825d7c047a | |
| parent | 74aa9be0ea0ffeb233f45c39f3cf594b68bbbb89 (diff) | |
| download | linux-b7fcb5c4a4c27da2f6d86cb03d18687e537442cf.tar.xz | |
ath5k: fix buffer overrun in rate debug code
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.
Cc: stable@kernel.org
Reported-by: Paride Legovini <legovini@spiro.fisica.unipd.it>
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath5k/debug.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath5k/debug.c b/drivers/net/wireless/ath5k/debug.c index 9770bb3d40f9..4904a07e4b59 100644 --- a/drivers/net/wireless/ath5k/debug.c +++ b/drivers/net/wireless/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"); |