1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index d5b9b7266c8b..4b95c4387e9e 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -708,7 +708,11 @@ static struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev,
 {
         struct ata_queued_cmd *qc;
 
-        qc = ata_qc_new_init(dev, cmd->request->tag);
+        if (cmd->request->tag != -1)
+                qc = ata_qc_new_init(dev, cmd->request->tag);
+        else
+                qc = ata_qc_new_init(dev, 0);
+
         if (qc) {
                 qc->scsicmd = cmd;
                 qc->scsidone = done;