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lcs: Return zero from ccwgroup devs set_offline function

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A return code of non-zero of the devs ccwgroup set_offline function
leaves the dev in online state. Having done a partly offlining
may leave the dev in unusable state. To make sure the dev is set to
offline, zero is returned. A setup trace entry is written in case
the offlining steps encountered some trouble.

Signed-off-by: Klaus-Dieter Wacker <kdwacker@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:
Klaus-Dieter Wacker 2012-03-07 02:06:29 +00:00 committed by David S. Miller
parent e0a8114c03
commit e427babeef
1 changed files with 7 additions and 5 deletions
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12
drivers/s390/net/lcs.c
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@ -2240,7 +2240,7 @@ __lcs_shutdown_device(struct ccwgroup_device *ccwgdev, int recovery_mode)
{
struct lcs_card *card;
enum lcs_dev_states recover_state;
int ret;
int ret = 0, ret2 = 0, ret3 = 0;
LCS_DBF_TEXT(3, setup, "shtdndev");
card = dev_get_drvdata(&ccwgdev->dev);
@ -2255,13 +2255,15 @@ __lcs_shutdown_device(struct ccwgroup_device *ccwgdev, int recovery_mode)
recover_state = card->state;
ret = lcs_stop_device(card->dev);
ret = ccw_device_set_offline(card->read.ccwdev);
ret = ccw_device_set_offline(card->write.ccwdev);
ret2 = ccw_device_set_offline(card->read.ccwdev);
ret3 = ccw_device_set_offline(card->write.ccwdev);
if (!ret)
ret = (ret2) ? ret2 : ret3;
if (ret)
LCS_DBF_TEXT_(3, setup, "1err:%d", ret);
if (recover_state == DEV_STATE_UP) {
card->state = DEV_STATE_RECOVER;
}
if (ret)
return ret;
return 0;
}