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claw: remove unused return code handling 

Remove unused return code handling. The claw driver is mostly dead, so
just make sure it keeps compiling without warnings.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiko Carstens 2011-05-12 18:45:04 +00:00 committed by David S. Miller
parent 3e70b3b814
commit 38ed18ff5e
1 changed files with 3 additions and 19 deletions
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22
drivers/s390/net/claw.c
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@ -845,12 +845,10 @@ claw_irq_tasklet ( unsigned long data )
{
struct chbk * p_ch;
struct net_device *dev;
struct claw_privbk * privptr;
p_ch = (struct chbk *) data;
dev = (struct net_device *)p_ch->ndev;
CLAW_DBF_TEXT(4, trace, "IRQtask");
privptr = (struct claw_privbk *)dev->ml_priv;
unpack_read(dev);
clear_bit(CLAW_BH_ACTIVE, (void *)&p_ch->flag_a);
CLAW_DBF_TEXT(4, trace, "TskletXt");
@ -1026,7 +1024,6 @@ claw_write_next ( struct chbk * p_ch )
struct net_device *dev;
struct claw_privbk *privptr=NULL;
struct sk_buff *pk_skb;
int rc;
CLAW_DBF_TEXT(4, trace, "claw_wrt");
if (p_ch->claw_state == CLAW_STOP)
@ -1038,7 +1035,7 @@ claw_write_next ( struct chbk * p_ch )
!skb_queue_empty(&p_ch->collect_queue)) {
pk_skb = claw_pack_skb(privptr);
while (pk_skb != NULL) {
rc = claw_hw_tx( pk_skb, dev,1);
claw_hw_tx(pk_skb, dev, 1);
if (privptr->write_free_count > 0) {
pk_skb = claw_pack_skb(privptr);
} else
@ -1322,15 +1319,12 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
unsigned char *pDataAddress;
struct endccw *pEnd;
struct ccw1 tempCCW;
struct chbk *p_ch;
struct claw_env *p_env;
int lock;
struct clawph *pk_head;
struct chbk *ch;
CLAW_DBF_TEXT(4, trace, "hw_tx");
privptr = (struct claw_privbk *)(dev->ml_priv);
p_ch = (struct chbk *)&privptr->channel[WRITE_CHANNEL];
p_env =privptr->p_env;
claw_free_wrt_buf(dev); /* Clean up free chain if posible */
/* scan the write queue to free any completed write packets */
@ -1511,12 +1505,6 @@ claw_hw_tx(struct sk_buff *skb, struct net_device *dev, long linkid)
} /* endif (p_first_ccw!=NULL) */
dev_kfree_skb_any(skb);
if (linkid==0) {
lock=LOCK_NO;
}
else {
lock=LOCK_YES;
}
claw_strt_out_IO(dev );
/* if write free count is zero , set NOBUFFER */
if (privptr->write_free_count==0) {
@ -2821,15 +2809,11 @@ claw_free_wrt_buf( struct net_device *dev )
{
struct claw_privbk *privptr = (struct claw_privbk *)dev->ml_priv;
struct ccwbk*p_first_ccw;
struct ccwbk*p_last_ccw;
struct ccwbk*p_this_ccw;
struct ccwbk*p_next_ccw;
CLAW_DBF_TEXT(4, trace, "freewrtb");
/* scan the write queue to free any completed write packets */
p_first_ccw=NULL;
p_last_ccw=NULL;
p_this_ccw=privptr->p_write_active_first;
while ( (p_this_ccw!=NULL) && (p_this_ccw->header.flag!=CLAW_PENDING))
{
@ -3072,7 +3056,7 @@ claw_shutdown_device(struct ccwgroup_device *cgdev)
{
struct claw_privbk *priv;
struct net_device *ndev;
int ret;
int ret = 0;
CLAW_DBF_TEXT_(2, setup, "%s", dev_name(&cgdev->dev));
priv = dev_get_drvdata(&cgdev->dev);
@ -3095,7 +3079,7 @@ claw_shutdown_device(struct ccwgroup_device *cgdev)
}
ccw_device_set_offline(cgdev->cdev[1]);
ccw_device_set_offline(cgdev->cdev[0]);
return 0;
return ret;
}
static void