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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>
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d62e09e34e
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1 changed files with 9 additions and 3 deletions
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@ -2130,8 +2130,12 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
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card->write.ccwdev = ccwgdev->cdev[1];
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recover_state = card->state;
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ccw_device_set_online(card->read.ccwdev);
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ccw_device_set_online(card->write.ccwdev);
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rc = ccw_device_set_online(card->read.ccwdev);
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if (rc)
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goto out_err;
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rc = ccw_device_set_online(card->write.ccwdev);
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if (rc)
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goto out_werr;
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LCS_DBF_TEXT(3, setup, "lcsnewdv");
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@ -2210,8 +2214,10 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
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return 0;
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out:
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ccw_device_set_offline(card->read.ccwdev);
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ccw_device_set_offline(card->write.ccwdev);
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out_werr:
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ccw_device_set_offline(card->read.ccwdev);
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out_err:
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return -ENODEV;
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}
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