atapi: Drives can be locked without media present
Drivers are free to lock drives without any media present. Such a condition should not result in an error condition. See Table 341 in MMC-5 spec for details. Signed-off-by: Amit Shah <amit.shah@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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@ -1230,13 +1230,8 @@ static void ide_atapi_cmd(IDEState *s)
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ide_atapi_cmd_reply(s, 18, max_len);
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ide_atapi_cmd_reply(s, 18, max_len);
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break;
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break;
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case GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL:
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case GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL:
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if (bdrv_is_inserted(s->bs)) {
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bdrv_set_locked(s->bs, packet[4] & 1);
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bdrv_set_locked(s->bs, packet[4] & 1);
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ide_atapi_cmd_ok(s);
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ide_atapi_cmd_ok(s);
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} else {
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ide_atapi_cmd_error(s, SENSE_NOT_READY,
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ASC_MEDIUM_NOT_PRESENT);
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}
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break;
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break;
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case GPCMD_READ_10:
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case GPCMD_READ_10:
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case GPCMD_READ_12:
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case GPCMD_READ_12:
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