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cfg80211: return immediately if num reg rules > NL80211_MAX_SUPP_REG_RULES

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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>
This commit is contained in:
Luis R. Rodriguez
2009-05-13 17:04:39 -04:00
committed by John W. Linville
parent e74fbb412b
commit 4776c6e7f6
1 changed files with 1 additions and 1 deletions
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2
net/wireless/nl80211.c
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@@ -2567,7 +2567,7 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
rem_reg_rules) { rem_reg_rules) {
num_rules++; num_rules++;
if (num_rules > NL80211_MAX_SUPP_REG_RULES) if (num_rules > NL80211_MAX_SUPP_REG_RULES)
goto bad_reg; return -EINVAL;
} }
if (!reg_is_valid_request(alpha2)) if (!reg_is_valid_request(alpha2))