[PATCH] airo: Don't check for NULL before kfree()

It's unnecessary to check for NULL before calling kfree().

Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 7fe0a61..d08d227 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2740,8 +2740,6 @@
 
 static void airo_networks_free(struct airo_info *ai)
 {
-	if (!ai->networks)
-		return;
 	kfree(ai->networks);
 	ai->networks = NULL;
 }