diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h
index d4d9926c2201e5656229612e36226abb6865479f..65106fb61b8fce83c442d27e1eb848ab8e92ef67 100644
--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
@@ -151,9 +151,9 @@ int debug_log(struct bat_priv *bat_priv, char *fmt, ...);
 	}							\
 	while (0)
 #else /* !CONFIG_BATMAN_ADV_DEBUG */
-static inline void bat_dbg(char type __attribute__((unused)),
-			   struct bat_priv *bat_priv __attribute__((unused)),
-			   char *fmt __attribute__((unused)), ...)
+static inline void bat_dbg(char type __always_unused,
+			   struct bat_priv *bat_priv __always_unused,
+			   char *fmt __always_unused, ...)
 {
 }
 #endif
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index b49fdf70a6d526d3700ed89c75651d02abccd921..2284e8129cb26b8d5554538cd71b7722deea3f13 100644
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -63,7 +63,7 @@ struct batman_packet {
 	uint8_t  num_hna;
 	uint8_t  gw_flags;  /* flags related to gateway class */
 	uint8_t  align;
-} __attribute__((packed));
+} __packed;
 
 #define BAT_PACKET_LEN sizeof(struct batman_packet)
 
@@ -76,7 +76,7 @@ struct icmp_packet {
 	uint8_t  orig[6];
 	uint16_t seqno;
 	uint8_t  uid;
-} __attribute__((packed));
+} __packed;
 
 #define BAT_RR_LEN 16
 
@@ -93,14 +93,14 @@ struct icmp_packet_rr {
 	uint8_t  uid;
 	uint8_t  rr_cur;
 	uint8_t  rr[BAT_RR_LEN][ETH_ALEN];
-} __attribute__((packed));
+} __packed;
 
 struct unicast_packet {
 	uint8_t  packet_type;
 	uint8_t  version;  /* batman version field */
 	uint8_t  dest[6];
 	uint8_t  ttl;
-} __attribute__((packed));
+} __packed;
 
 struct unicast_frag_packet {
 	uint8_t  packet_type;
@@ -110,7 +110,7 @@ struct unicast_frag_packet {
 	uint8_t  flags;
 	uint8_t  orig[6];
 	uint16_t seqno;
-} __attribute__((packed));
+} __packed;
 
 struct bcast_packet {
 	uint8_t  packet_type;
@@ -118,7 +118,7 @@ struct bcast_packet {
 	uint8_t  orig[6];
 	uint8_t  ttl;
 	uint32_t seqno;
-} __attribute__((packed));
+} __packed;
 
 struct vis_packet {
 	uint8_t  packet_type;
@@ -131,6 +131,6 @@ struct vis_packet {
 				  * neighbors */
 	uint8_t  target_orig[6]; /* who should receive this packet */
 	uint8_t  sender_orig[6]; /* who sent or rebroadcasted this packet */
-} __attribute__((packed));
+} __packed;
 
 #endif /* _NET_BATMAN_ADV_PACKET_H_ */
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 97cb23dd3e6921db1dd7fba220544ebe04553e75..bf3f6f5a12c4466c0ca86140650fe3d195d450ec 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -246,13 +246,13 @@ struct vis_info {
 	/* this packet might be part of the vis send queue. */
 	struct sk_buff *skb_packet;
 	/* vis_info may follow here*/
-} __attribute__((packed));
+} __packed;
 
 struct vis_info_entry {
 	uint8_t  src[ETH_ALEN];
 	uint8_t  dest[ETH_ALEN];
 	uint8_t  quality;	/* quality = 0 means HNA */
-} __attribute__((packed));
+} __packed;
 
 struct recvlist_node {
 	struct list_head list;
diff --git a/net/batman-adv/unicast.c b/net/batman-adv/unicast.c
index dc2e28bed844a5dafe22a28e13f83572e57235d4..ee41fef04b21339868b9726e7f62cd79be741f13 100644
--- a/net/batman-adv/unicast.c
+++ b/net/batman-adv/unicast.c
@@ -229,10 +229,12 @@ int frag_send_skb(struct sk_buff *skb, struct bat_priv *bat_priv,
 	if (!bat_priv->primary_if)
 		goto dropped;
 
-	unicast_packet = (struct unicast_packet *) skb->data;
+	frag_skb = dev_alloc_skb(data_len - (data_len / 2) + ucf_hdr_len);
+	if (!frag_skb)
+		goto dropped;
 
+	unicast_packet = (struct unicast_packet *) skb->data;
 	memcpy(&tmp_uc, unicast_packet, uc_hdr_len);
-	frag_skb = dev_alloc_skb(data_len - (data_len / 2) + ucf_hdr_len);
 	skb_split(skb, frag_skb, data_len / 2);
 
 	if (my_skb_head_push(skb, ucf_hdr_len - uc_hdr_len) < 0 ||