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| author | Luis R. Rodriguez | 2008-11-12 23:22:01 +0100 |
|---|---|---|
| committer | John W. Linville | 2008-11-25 22:41:25 +0100 |
| commit | 88dc1c3f7f9058cd5ceae1e4b53453484c7b0364 (patch) | |
| tree | 47a2cf73d22d4d49e8c388f267f307221cf2d2b2 /net/wireless/reg.c | |
| parent | cfg80211: call_crda() won't tell us if CRDA was present (diff) | |
| download | kernel-qcow2-linux-88dc1c3f7f9058cd5ceae1e4b53453484c7b0364.tar.gz kernel-qcow2-linux-88dc1c3f7f9058cd5ceae1e4b53453484c7b0364.tar.xz kernel-qcow2-linux-88dc1c3f7f9058cd5ceae1e4b53453484c7b0364.zip | |
cfg80211: mark regdomains with > NL80211_MAX_SUPP_REG_RULES invalid
Lets remain consistent and mark rds with > NL80211_MAX_SUPP_REG_RULES
number of reg rules as invalid in is_valid_rd().
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless/reg.c')
| -rw-r--r-- | net/wireless/reg.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c index f8e7beb23add..f0ff3d1779da 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -352,6 +352,9 @@ static bool is_valid_rd(const struct ieee80211_regdomain *rd) if (!rd->n_reg_rules) return false; + if (WARN_ON(rd->n_reg_rules > NL80211_MAX_SUPP_REG_RULES)) + return false; + for (i = 0; i < rd->n_reg_rules; i++) { reg_rule = &rd->reg_rules[i]; if (!is_valid_reg_rule(reg_rule)) |