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[PATCH] libata: ata_scsi_ioctl cleanup
In preparation for SAS, kill some unnecessary code in ata_scsi_ioctl to find the ATA port and device given the scsi_device. Neither local is used in the function. Signed-off-by: Brian King <brking@us.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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@ -267,20 +267,8 @@ int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg)
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int ata_scsi_ioctl(struct scsi_device *scsidev, int cmd, void __user *arg)
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{
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struct ata_port *ap;
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struct ata_device *dev;
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int val = -EINVAL, rc = -EINVAL;
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ap = (struct ata_port *) &scsidev->host->hostdata[0];
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if (!ap)
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goto out;
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dev = ata_scsi_find_dev(ap, scsidev);
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if (!dev) {
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rc = -ENODEV;
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goto out;
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}
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switch (cmd) {
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case ATA_IOC_GET_IO32:
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val = 0;
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@ -309,7 +297,6 @@ int ata_scsi_ioctl(struct scsi_device *scsidev, int cmd, void __user *arg)
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break;
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}
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out:
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return rc;
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}
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