diff --git a/sys/fs/cd9660/cd9660_vnops.c b/sys/fs/cd9660/cd9660_vnops.c
index 9a6ecc2288f3..ab596406a8e2 100644
--- a/sys/fs/cd9660/cd9660_vnops.c
+++ b/sys/fs/cd9660/cd9660_vnops.c
@@ -318,8 +318,7 @@ cd9660_read(ap)
 	do {
 		lbn = lblkno(imp, uio->uio_offset);
 		on = blkoff(imp, uio->uio_offset);
-		n = MIN((u_int)(imp->logical_block_size - on),
-			uio->uio_resid);
+		n = MIN(imp->logical_block_size - on, uio->uio_resid);
 		diff = (off_t)ip->i_size - uio->uio_offset;
 		if (diff <= 0)
 			return (0);