diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c
index aac4a40..2901351 100644
--- a/drivers/net/wireless/ath/ath9k/htc_hst.c
+++ b/drivers/net/wireless/ath/ath9k/htc_hst.c
@@ -26,6 +26,12 @@ static int htc_issue_send(struct htc_target *target, struct sk_buff* skb,
 	struct htc_endpoint *endpoint = &target->endpoint[epid];
 	int status;
 
+	if (skb_headroom(skb) < len &&
+	    pskb_expand_head(skb, len, 0, GFP_ATOMIC)) {
+		dev_err(target->dev, "Unable to expand headrom to %d\n", len);
+		return -ENOMEM;
+	}
+
 	hdr = (struct htc_frame_hdr *)
 		skb_push(skb, sizeof(struct htc_frame_hdr));
 	hdr->endpoint_id = epid;