diff -up dvd+rw-tools-7.1/growisofs_mmc.cpp.lastshort dvd+rw-tools-7.1/growisofs_mmc.cpp

--- dvd+rw-tools-7.1/growisofs_mmc.cpp.lastshort	2012-04-13 18:09:31.047641524 +0200

+++ dvd+rw-tools-7.1/growisofs_mmc.cpp	2012-04-13 18:09:34.451763587 +0200

@@ -540,7 +540,7 @@ ssize_t poor_mans_pwrite64 (int fd,const

 	// own higher HZ value and disrespects the user-land one.

 	// Sending them down as milliseconds is just safer...

 	//

-	if (!(errcode=cmd.transport (WRITE,(void *)buff,size)))

+	if (!(errcode=cmd.transport (WRITE,(void *)buff,nbl*2048)))

 	    break;

 	//--- WRITE failed ---//