cfg80211: return immediately if num reg rules > NL80211_MAX_SUPP_REG_RULES
This has no functional change except we save a kfree(rd) and allows us to clean this code up a bit after this. We do avoid an unnecessary kfree(NULL) but calling that was OK too. Cc: stable@kernel.org Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -2567,7 +2567,7 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
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rem_reg_rules) {
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num_rules++;
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if (num_rules > NL80211_MAX_SUPP_REG_RULES)
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goto bad_reg;
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return -EINVAL;
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}
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if (!reg_is_valid_request(alpha2))
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