hostapd: fix endian bugs in STA HT capability handling

SVN-Revision: 18405

package/hostapd/patches/150-ht_cap_endian.patch

@@ -0,0 +1,33 @@
+--- a/hostapd/ieee802_11.c
++++ b/hostapd/ieee802_11.c
+@@ -1586,24 +1586,16 @@ hostapd_get_ht_capab(struct hostapd_data
+ 		     struct ht_cap_ie *ht_cap_ie,
+ 		     struct ht_cap_ie *neg_ht_cap_ie)
+ {
++	u16 cap;
+ 
+ 	os_memcpy(neg_ht_cap_ie, ht_cap_ie, sizeof(struct ht_cap_ie));
+-	neg_ht_cap_ie->data.capabilities_info =
+-		ht_cap_ie->data.capabilities_info & hapd->iconf->ht_capab;
+-
+-	neg_ht_cap_ie->data.capabilities_info &= ~HT_CAP_INFO_SMPS_DISABLED;
+-	if ((ht_cap_ie->data.capabilities_info & HT_CAP_INFO_SMPS_DISABLED) ==
+-	    (hapd->iconf->ht_capab & HT_CAP_INFO_SMPS_DISABLED))
+-		neg_ht_cap_ie->data.capabilities_info |=
+-			hapd->iconf->ht_capab & HT_CAP_INFO_SMPS_DISABLED;
+-	else
+-		neg_ht_cap_ie->data.capabilities_info |=
+-			HT_CAP_INFO_SMPS_DISABLED;
++	cap = le_to_host16(neg_ht_cap_ie->data.capabilities_info);
++	cap &= hapd->iconf->ht_capab;
++	cap |= (hapd->iconf->ht_capab & HT_CAP_INFO_SMPS_DISABLED);
+ 
+ 	/* FIXME: Rx STBC needs to be handled specially */
+-	neg_ht_cap_ie->data.capabilities_info &= ~HT_CAP_INFO_RX_STBC_MASK;
+-	neg_ht_cap_ie->data.capabilities_info |=
+-		hapd->iconf->ht_capab & HT_CAP_INFO_RX_STBC_MASK;
++	cap |= (hapd->iconf->ht_capab & HT_CAP_INFO_RX_STBC_MASK);
++	neg_ht_cap_ie->data.capabilities_info = host_to_le16(cap);
+ }
+ #endif /* CONFIG_IEEE80211N */
+