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lcs: Recognize return codes of ccw_device_set_online(). 

The creation of a new lcs device requires a call to the function
ccw_device_set_online() for the read and the write channel. Failure
of either call should terminate the lcs device creation immediately
with return code -ENODEV.

Signed-off-by: Klaus-Dieter Wacker <kdwacker@de.ibm.com>
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Klaus-Dieter Wacker 2009-10-14 22:54:58 +00:00 committed by David S. Miller
parent d62e09e34e
commit d816d42382
1 changed files with 9 additions and 3 deletions
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12
drivers/s390/net/lcs.c
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@ -2130,8 +2130,12 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
card->write.ccwdev = ccwgdev->cdev[1];
recover_state = card->state;
ccw_device_set_online(card->read.ccwdev);
ccw_device_set_online(card->write.ccwdev);
rc = ccw_device_set_online(card->read.ccwdev);
if (rc)
goto out_err;
rc = ccw_device_set_online(card->write.ccwdev);
if (rc)
goto out_werr;
LCS_DBF_TEXT(3, setup, "lcsnewdv");
@ -2210,8 +2214,10 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
return 0;
out:
ccw_device_set_offline(card->read.ccwdev);
ccw_device_set_offline(card->write.ccwdev);
out_werr:
ccw_device_set_offline(card->read.ccwdev);
out_err:
return -ENODEV;
}