VIDIOC_DQBUF called without setting cur_buf.memory

--- tvtime/src/videoinput.c	2006-01-06 10:04:14.000000000 +0100

+++ tvtime/src/videoinput.c	2006-01-06 10:03:59.000000000 +0100

@@ -377,6 +377,7 @@

         wait_for_frame_v4l2( vidin );

         cur_buf.type = vidin->capbuffers[ 0 ].vidbuf.type;

+        cur_buf.memory = vidin->capbuffers[ 0 ].vidbuf.memory;

         if( ioctl( vidin->grab_fd, VIDIOC_DQBUF, &cur_buf ) < 0 ) {

             /* some drivers return EIO when there is no signal */

             if( errno != EIO ) {