[PATCH 4/14] d80211: fix potential invalid array index returning key information
From: Jiri Benc <hidden>
Date: 2006-12-13 17:08:55
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: David Kimdon <redacted> sdata->keys[] has NUM_DEFAULT_KEYS elements, don't access past that. Signed-off-by: David Kimdon <redacted> Signed-off-by: Jiri Benc <redacted> --- net/d80211/ieee80211_ioctl.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) 11355b4c0aadecd31e43c5e6d5de652030aa0cf5
diff --git a/net/d80211/ieee80211_ioctl.c b/net/d80211/ieee80211_ioctl.c
index 7de1fee..63424a7 100644
--- a/net/d80211/ieee80211_ioctl.c
+++ b/net/d80211/ieee80211_ioctl.c@@ -803,7 +803,7 @@ static int ieee80211_ioctl_get_encryptio param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { sta = NULL; - if (param->u.crypt.idx > NUM_DEFAULT_KEYS) { + if (param->u.crypt.idx >= NUM_DEFAULT_KEYS) { param->u.crypt.idx = sdata->default_key ? sdata->default_key->keyidx : 0; return 0;
--
1.3.0