wpa_supplicant: fix interface combination parsing issues

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 39155

package/network/services/hostapd/patches/510-wpa_supplicant_p2p_parse_ifcomb.patch

@@ -0,0 +1,18 @@
+--- a/src/drivers/driver_nl80211.c
++++ b/src/drivers/driver_nl80211.c
+@@ -3157,10 +3157,12 @@ static int wiphy_info_iface_comb_process
+ 	}
+ 
+ 	if (combination_has_p2p && combination_has_mgd) {
+-		info->p2p_concurrent = 1;
+-		info->num_multichan_concurrent =
++		int num_channels =
+ 			nla_get_u32(tb_comb[NL80211_IFACE_COMB_NUM_CHANNELS]);
+-		return 1;
++
++		info->p2p_concurrent = 1;
++		if (info->num_multichan_concurrent < num_channels)
++			info->num_multichan_concurrent = num_channels;
+ 	}
+ 
+ 	return 0;