diff --git a/u-boot-2020.01/net/nfs.c b/u-boot-2020.01/net/nfs.c
index 97e62f1dcebae1bbde78ab9f0291ce719ce1ec89..d119f16ba829fc7d6b4e101fae79ed8bdf9915a9 100644
--- a/u-boot-2020.01/net/nfs.c
+++ b/u-boot-2020.01/net/nfs.c
@@ -54,7 +54,7 @@ static ulong nfs_timeout = NFS_TIMEOUT;
 
 static char dirfh[NFS_FHSIZE];	/* NFSv2 / NFSv3 file handle of directory */
 static char filefh[NFS3_FHSIZE]; /* NFSv2 / NFSv3 file handle */
-static int filefh3_length;	/* (variable) length of filefh when NFSv3 */
+static unsigned int filefh3_length;	/* (variable) length of filefh when NFSv3 */
 
 static enum net_loop_state nfs_download_state;
 static struct in_addr nfs_server_ip;
@@ -574,8 +574,6 @@ static int nfs_lookup_reply(uchar *pkt, unsigned len)
 		filefh3_length = ntohl(rpc_pkt.u.reply.data[1]);
 		if (filefh3_length > NFS3_FHSIZE)
 			filefh3_length  = NFS3_FHSIZE;
-		if (((uchar *)&(rpc_pkt.u.reply.data[0]) - (uchar *)(&rpc_pkt) + filefh3_length) > len)
-			return -NFS_RPC_DROP;
 		memcpy(filefh, rpc_pkt.u.reply.data + 2, filefh3_length);
 	}