diff --git a/net/nfc/llcp_commands.c b/net/nfc/llcp_commands.c
index e2680a3bef79..05b21ced9e1f 100644
--- a/net/nfc/llcp_commands.c
+++ b/net/nfc/llcp_commands.c
@@ -754,6 +754,7 @@ int nfc_llcp_send_ui_frame(struct nfc_llcp_sock *sock, u8 ssap, u8 dsap,
 	remaining_len = len;
 	msg_ptr = msg_data;
 
+	bh_lock_sock(sock);
 	do {
 		remote_miu = sock->remote_miu > LLCP_MAX_MIU ?
 				local->remote_miu : sock->remote_miu;
@@ -784,6 +785,7 @@ int nfc_llcp_send_ui_frame(struct nfc_llcp_sock *sock, u8 ssap, u8 dsap,
 		remaining_len -= frag_len;
 		msg_ptr += frag_len;
 	} while (remaining_len > 0);
+	bh_unlock_sock(sock);
 
 	kfree(msg_data);