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sata_mv: update ata_qc_from_tag
Update the logic in ata_qc_from_tag() to match that used in similar places elsewhere in libata. Signed-off-by: Mark Lord <mlord@pobox.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
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@ -1628,6 +1628,12 @@ static struct ata_queued_cmd *mv_get_active_qc(struct ata_port *ap)
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if (pp->pp_flags & MV_PP_FLAG_NCQ_EN)
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return NULL;
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qc = ata_qc_from_tag(ap, ap->link.active_tag);
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if (qc) {
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if (qc->tf.flags & ATA_TFLAG_POLLING)
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qc = NULL;
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else if (!(qc->flags & ATA_QCFLAG_ACTIVE))
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qc = NULL;
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}
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if (qc && (qc->tf.flags & ATA_TFLAG_POLLING))
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qc = NULL;
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return qc;
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