diff --git a/net/ieee80211/ieee80211_crypt_wep.c b/net/ieee80211/ieee80211_crypt_wep.c
index ec6d885..4eb3507 100644
--- a/net/ieee80211/ieee80211_crypt_wep.c
+++ b/net/ieee80211/ieee80211_crypt_wep.c
@@ -152,7 +152,7 @@
 		return -1;
 
 	/* Copy the IV into the first 3 bytes of the key */
-	memcpy(key, skb->data + hdr_len, 3);
+	skb_copy_from_linear_data_offset(skb, hdr_len, key, 3);
 
 	/* Copy rest of the WEP key (the secret part) */
 	memcpy(key + 3, wep->key, wep->key_len);
diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c
index 59a765c..94e2b8e 100644
--- a/net/ieee80211/ieee80211_rx.c
+++ b/net/ieee80211/ieee80211_rx.c
@@ -606,12 +606,12 @@
 		if (frag == 0) {
 			/* copy first fragment (including full headers) into
 			 * beginning of the fragment cache skb */
-			memcpy(skb_put(frag_skb, flen), skb->data, flen);
+			skb_copy_from_linear_data(skb, skb_put(frag_skb, flen), flen);
 		} else {
 			/* append frame payload to the end of the fragment
 			 * cache skb */
-			memcpy(skb_put(frag_skb, flen), skb->data + hdrlen,
-			       flen);
+			skb_copy_from_linear_data_offset(skb, hdrlen,
+				      skb_put(frag_skb, flen), flen);
 		}
 		dev_kfree_skb_any(skb);
 		skb = NULL;
diff --git a/net/ieee80211/ieee80211_tx.c b/net/ieee80211/ieee80211_tx.c
index 62a8a2b..a4c3c51 100644
--- a/net/ieee80211/ieee80211_tx.c
+++ b/net/ieee80211/ieee80211_tx.c
@@ -309,8 +309,8 @@
 	}
 
 	/* Save source and destination addresses */
-	memcpy(dest, skb->data, ETH_ALEN);
-	memcpy(src, skb->data + ETH_ALEN, ETH_ALEN);
+	skb_copy_from_linear_data(skb, dest, ETH_ALEN);
+	skb_copy_from_linear_data_offset(skb, ETH_ALEN, src, ETH_ALEN);
 
 	if (host_encrypt || host_build_iv)
 		fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA |
@@ -363,7 +363,7 @@
 		snapped = 1;
 		ieee80211_copy_snap(skb_put(skb_new, SNAP_SIZE + sizeof(u16)),
 				    ether_type);
-		memcpy(skb_put(skb_new, skb->len), skb->data, skb->len);
+		skb_copy_from_linear_data(skb, skb_put(skb_new, skb->len), skb->len);
 		res = crypt->ops->encrypt_msdu(skb_new, hdr_len, crypt->priv);
 		if (res < 0) {
 			IEEE80211_ERROR("msdu encryption failed\n");
@@ -492,7 +492,7 @@
 			bytes -= SNAP_SIZE + sizeof(u16);
 		}
 
-		memcpy(skb_put(skb_frag, bytes), skb->data, bytes);
+		skb_copy_from_linear_data(skb, skb_put(skb_frag, bytes), bytes);
 
 		/* Advance the SKB... */
 		skb_pull(skb, bytes);