wireless: Remove unnecessary OOM logging messages

Removing unnecessary messages saves code and text.

Site specific OOM messages are duplications of a generic MM
out of memory message and aren't really useful, so just
delete them.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/wireless/util.c b/net/wireless/util.c
index eef82f7..39dbf4a 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -513,10 +513,9 @@
 		if (head_need)
 			skb_orphan(skb);
 
-		if (pskb_expand_head(skb, head_need, 0, GFP_ATOMIC)) {
-			pr_err("failed to reallocate Tx buffer\n");
+		if (pskb_expand_head(skb, head_need, 0, GFP_ATOMIC))
 			return -ENOMEM;
-		}
+
 		skb->truesize += head_need;
 	}