diff --git a/drivers/media/dvb/dvb-core/dvb_demux.c b/drivers/media/dvb/dvb-core/dvb_demux.c
index 8caa9dd..b8c3c44 100644
--- a/drivers/media/dvb/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb/dvb-core/dvb_demux.c
@@ -1577,9 +1577,11 @@
 
 		if (pktsize == 192) {
 			if (leadingbytes)
-				memcpy(timestamp, &buf[p], TIMESTAMP_LEN);
+				memcpy(timestamp, &demux->tsbuf[p],
+					TIMESTAMP_LEN);
 			else
-				memcpy(timestamp, &buf[188], TIMESTAMP_LEN);
+				memcpy(timestamp, &demux->tsbuf[188],
+					TIMESTAMP_LEN);
 		} else {
 			memset(timestamp, 0, TIMESTAMP_LEN);
 		}