batman-adv: Use default throughput value on cfg80211 error

A wifi interface should never be handled like an ethernet devices. The parser of the cfg80211 output must therefore skip the ethtool code when cfg80211_get_station returned an error. Fixes: f44a3ae ("batman-adv: refactor wifi interface detection") Signed-off-by: Sven Eckelmann <[email protected]> Reviewed-by: Marek Lindner <[email protected]> Signed-off-by: Simon Wunderlich <[email protected]>
LoveHeat · Jun 13, 2017 · 3f3f873 · 3f3f873
1 parent 75ae84a
commit 3f3f873
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/net/batman-adv/bat_v_elp.c b/net/batman-adv/bat_v_elp.c
@@ -109,8 +109,10 @@ static u32 batadv_v_elp_get_throughput(struct batadv_hardif_neigh_node *neigh)
 			 */
 			return 0;
 		}
-		if (!ret)
-			return sinfo.expected_throughput / 100;
+		if (ret)
+			goto default_throughput;
+
+		return sinfo.expected_throughput / 100;
 	}
 
 	/* if not a wifi interface, check if this device provides data via