Update the logic in ata_qc_from_tag() to match that used
in similar places elsewhere in libata.
Signed-off-by: Mark Lord <mlord@xxxxxxxxx>
--- old/drivers/ata/sata_mv.c 2009-01-30 18:23:22.000000000 -0500
+++ linux/drivers/ata/sata_mv.c 2009-01-30 18:26:55.000000000 -0500
@@ -1628,6 +1628,12 @@
if (pp->pp_flags & MV_PP_FLAG_NCQ_EN)
return NULL;
qc = ata_qc_from_tag(ap, ap->link.active_tag);
+ if (qc) {
+ if (qc->tf.flags & ATA_TFLAG_POLLING)
+ qc = NULL;
+ else if (!(qc->flags & ATA_QCFLAG_ACTIVE))
+ qc = NULL;
+ }
if (qc && (qc->tf.flags & ATA_TFLAG_POLLING))
qc = NULL;
return qc;
--
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