Lines Matching defs:xbuff
134 char *xbuff = NULL;
144 * xbuff Transmit buffer.
159 xbuff = kmalloc(len + 4, GFP_KERNEL);
160 if (xbuff == NULL)
181 xbuff = xchg(&sl->xbuff, xbuff);
200 kfree(xbuff);
210 kfree(xchg(&sl->xbuff, NULL));
225 unsigned char *xbuff, *rbuff;
239 xbuff = kmalloc(len + 4, GFP_ATOMIC);
247 if (xbuff == NULL || rbuff == NULL || cbuff == NULL) {
249 if (xbuff == NULL || rbuff == NULL) {
264 xbuff = xchg(&sl->xbuff, xbuff);
271 memcpy(sl->xbuff, sl->xhead, sl->xleft);
277 sl->xhead = sl->xbuff;
297 kfree(xbuff);
394 count = slip_esc6(p, (unsigned char *) sl->xbuff, len);
397 count = slip_esc(p, (unsigned char *) sl->xbuff, len);
408 actual = sl->tty->ops->write(sl->tty, sl->xbuff, count);
413 sl->xhead = sl->xbuff + actual;