diff -urN linux-2.4.19-old/drivers/net/ppp_generic.c linux-2.4.19-new/drivers/net/ppp_generic.c
--- linux-2.4.19-old/drivers/net/ppp_generic.c 2002-07-20 20:52:50.000000000 +1000
+++ linux-2.4.19-new/drivers/net/ppp_generic.c 2002-09-17 18:12:19.000000000 +1000
@@ -378,18 +378,20 @@
{
struct ppp_file *pf = file->private_data;
DECLARE_WAITQUEUE(wait, current);
- ssize_t ret;
+ ssize_t ret = 0;
struct sk_buff *skb = 0;
- if (pf == 0)
- return -ENXIO;
+ if (pf == 0) {
+ ret = -ENXIO;
+ goto out;
+ }
+
add_wait_queue(&pf->rwait, &wait);
for (;;) {
set_current_state(TASK_INTERRUPTIBLE);
skb = skb_dequeue(&pf->rq);
if (skb)
break;
- ret = 0;
if (pf->dead)
break;
ret = -EAGAIN;