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-rw-r--r--net/batman-adv/fragmentation.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index 0fddc17106bd..5b71a289d04f 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -275,7 +275,7 @@ batadv_frag_merge_packets(struct hlist_head *chain)
kfree(entry);
packet = (struct batadv_frag_packet *)skb_out->data;
- size = ntohs(packet->total_size);
+ size = ntohs(packet->total_size) + hdr_size;
/* Make room for the rest of the fragments. */
if (pskb_expand_head(skb_out, 0, size - skb_out->len, GFP_ATOMIC) < 0) {