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regulatory: clean up regdom_intersect 

As the dummy_rule (also renamed from irule) is only
used for output by the reg_rules_intersect() function
there's no need to clear it at all, remove that.

Acked-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-12-06 17:26:17 +01:00
parent 82f2085630
commit 74f53cd8d4
1 changed files with 2 additions and 10 deletions
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12
net/wireless/reg.c
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@ -608,12 +608,7 @@ static struct ieee80211_regdomain *regdom_intersect(
struct ieee80211_reg_rule *intersected_rule; struct ieee80211_reg_rule *intersected_rule;
struct ieee80211_regdomain *rd; struct ieee80211_regdomain *rd;
/* This is just a dummy holder to help us count */ /* This is just a dummy holder to help us count */
struct ieee80211_reg_rule irule; struct ieee80211_reg_rule dummy_rule;
/* Uses the stack temporarily for counter arithmetic */
intersected_rule = &irule;
memset(intersected_rule, 0, sizeof(struct ieee80211_reg_rule));
if (!rd1 || !rd2) if (!rd1 || !rd2)
return NULL; return NULL;
@ -630,11 +625,8 @@ static struct ieee80211_regdomain *regdom_intersect(
rule1 = &rd1->reg_rules[x]; rule1 = &rd1->reg_rules[x];
for (y = 0; y < rd2->n_reg_rules; y++) { for (y = 0; y < rd2->n_reg_rules; y++) {
rule2 = &rd2->reg_rules[y]; rule2 = &rd2->reg_rules[y];
if (!reg_rules_intersect(rule1, rule2, if (!reg_rules_intersect(rule1, rule2, &dummy_rule))
intersected_rule))
num_rules++; num_rules++;
memset(intersected_rule, 0,
sizeof(struct ieee80211_reg_rule));
} }
} }