Lines Matching refs:xbuff
126 char * xbuff = NULL;
136 * xbuff Transmit buffer.
151 xbuff = kmalloc(len + 4, GFP_KERNEL);
152 if (xbuff == NULL)
173 xbuff = xchg(&sl->xbuff, xbuff);
192 kfree(xbuff);
203 kfree(xchg(&sl->xbuff, NULL));
218 unsigned char *xbuff, *rbuff;
232 xbuff = kmalloc(len + 4, GFP_ATOMIC);
240 if (xbuff == NULL || rbuff == NULL || cbuff == NULL) {
242 if (xbuff == NULL || rbuff == NULL) {
258 xbuff = xchg(&sl->xbuff, xbuff);
265 memcpy(sl->xbuff, sl->xhead, sl->xleft);
271 sl->xhead = sl->xbuff;
291 kfree(xbuff);
395 count = slip_esc6(p, (unsigned char *) sl->xbuff, len);
398 count = slip_esc(p, (unsigned char *) sl->xbuff, len);
409 actual = sl->tty->driver->write(sl->tty, sl->xbuff, count);
414 sl->xhead = sl->xbuff + actual;