Commit f51b10ef authored Jun 22, 2008 by Al Viro Committed by Mauro Carvalho Chehab Jul 20, 2008

V4L/DVB (8126): net endianness fix



According to RFC 4326 (4.1) D-bit is MSB in net-endian 16bit.
dvb_net.c did
				/* Set D-bit for CRC32 verification,
				 * if it was set originally. */
				ulen |= 0x0080;
which works of little-endian (htons(1<<15) is 0x0080 there), but breaks
on big-endian.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

parent 38f993ad

drivers/media/dvb/dvb-core/dvb_net.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -606,7 +606,7 @@ static void dvb_net_ule( struct net_device dev, const u8 buf, size_t buf_len )
		if (priv->ule_dbit) {
		/* Set D-bit for CRC32 verification,
		* if it was set originally. */
		ulen \|= 0x0080;
		ulen \|= htons(0x8000);
		}

		ule_crc = iov_crc32(ule_crc, iov, 3);