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path: root/drivers/net/ppp
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Diffstat (limited to 'drivers/net/ppp')
-rw-r--r--drivers/net/ppp/ppp_generic.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index bd4303944e44..a404552555d4 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1915,21 +1915,23 @@ static void __ppp_channel_push(struct channel *pch)
spin_unlock(&pch->downl);
/* see if there is anything from the attached unit to be sent */
if (skb_queue_empty(&pch->file.xq)) {
- read_lock(&pch->upl);
ppp = pch->ppp;
if (ppp)
- ppp_xmit_process(ppp);
- read_unlock(&pch->upl);
+ __ppp_xmit_process(ppp);
}
}
static void ppp_channel_push(struct channel *pch)
{
- local_bh_disable();
-
- __ppp_channel_push(pch);
-
- local_bh_enable();
+ read_lock_bh(&pch->upl);
+ if (pch->ppp) {
+ (*this_cpu_ptr(pch->ppp->xmit_recursion))++;
+ __ppp_channel_push(pch);
+ (*this_cpu_ptr(pch->ppp->xmit_recursion))--;
+ } else {
+ __ppp_channel_push(pch);
+ }
+ read_unlock_bh(&pch->upl);
}
/*