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cfg80211: unify IE search

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Remove ah-hoc IE search code found in the ieee80211_bss_get_ie()
and use cfg80211_find_ie() instead.

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Vladimir Kondratiev 2012-07-25 13:56:53 +03:00 committed by Johannes Berg
parent 8c7d857c4a
commit e21768928d
1 changed files with 3 additions and 15 deletions
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18
net/wireless/util.c
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@ -684,22 +684,10 @@ EXPORT_SYMBOL(cfg80211_classify8021d);
const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie)
{
u8 *end, *pos;
pos = bss->information_elements;
if (pos == NULL)
return NULL;
end = pos + bss->len_information_elements;
while (pos + 1 < end) {
if (pos + 2 + pos[1] > end)
break;
if (pos[0] == ie)
return pos;
pos += 2 + pos[1];
}
if (bss->information_elements == NULL)
return NULL;
return cfg80211_find_ie(ie, bss->information_elements,
bss->len_information_elements);
}
EXPORT_SYMBOL(ieee80211_bss_get_ie);