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Commit bcc90e3f authored by Fabian Frederick's avatar Fabian Frederick Committed by David S. Miller
Browse files

net/atm/signaling.c: remove WAIT_FOR_DEMON code 



WAIT_FOR_DEMON code is directly undefined at the beginning
of signaling.c since initial git version and thus never compiled.
This also removes buggy current->state direct access.

Suggested-by: default avatarChas Williams <chas@cmf.nrl.navy.mil>
Signed-off-by: default avatarFabian Frederick <fabf@skynet.be>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b898441f

net/atm/signaling.c

+0 −24
Original line number Diff line number Diff line
@@ -19,36 +19,15 @@ 
#include "resources.h"

#include "signaling.h"



#undef WAIT_FOR_DEMON		/* #define this if system calls on SVC sockets

				   should block until the demon runs.

				   Danger: may cause nasty hangs if the demon

				   crashes. */



struct atm_vcc *sigd = NULL;

#ifdef WAIT_FOR_DEMON

static DECLARE_WAIT_QUEUE_HEAD(sigd_sleep);

#endif



static void sigd_put_skb(struct sk_buff *skb)

{

#ifdef WAIT_FOR_DEMON

	DECLARE_WAITQUEUE(wait, current);



	add_wait_queue(&sigd_sleep, &wait);

	while (!sigd) {

		set_current_state(TASK_UNINTERRUPTIBLE);

		pr_debug("atmsvc: waiting for signaling daemon...\n");

		schedule();

	}

	current->state = TASK_RUNNING;

	remove_wait_queue(&sigd_sleep, &wait);

#else

	if (!sigd) {

		pr_debug("atmsvc: no signaling daemon\n");

		kfree_skb(skb);

		return;

	}

#endif

	atm_force_charge(sigd, skb->truesize);

	skb_queue_tail(&sk_atm(sigd)->sk_receive_queue, skb);

	sk_atm(sigd)->sk_data_ready(sk_atm(sigd));
@@ -261,8 +240,5 @@ int sigd_attach(struct atm_vcc *vcc) 
	vcc_insert_socket(sk_atm(vcc));

	set_bit(ATM_VF_META, &vcc->flags);

	set_bit(ATM_VF_READY, &vcc->flags);

#ifdef WAIT_FOR_DEMON

	wake_up(&sigd_sleep);

#endif

	return 0;

}