ppp: use PPP_TRANS instead of the magic number 0x20

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>
This commit is contained in:
Changli Gao 2011-06-14 21:58:13 +00:00 committed by David S. Miller
parent d3ab6fde14
commit e6539e2b7a

View File

@ -523,7 +523,7 @@ static void ppp_async_process(unsigned long arg)
#define PUT_BYTE(ap, buf, c, islcp) do { \
if ((islcp && c < 0x20) || (ap->xaccm[c >> 5] & (1 << (c & 0x1f)))) {\
*buf++ = PPP_ESCAPE; \
*buf++ = c ^ 0x20; \
*buf++ = c ^ PPP_TRANS; \
} else \
*buf++ = c; \
} while (0)
@ -896,7 +896,7 @@ ppp_async_input(struct asyncppp *ap, const unsigned char *buf,
sp = skb_put(skb, n);
memcpy(sp, buf, n);
if (ap->state & SC_ESCAPE) {
sp[0] ^= 0x20;
sp[0] ^= PPP_TRANS;
ap->state &= ~SC_ESCAPE;
}
}