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[SCSI] struct device - replace bus_id with dev_name(), dev_set_name()

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[jejb: limit ioctl to returning 20 characters to avoid overrun
       on long device names and add a few more conversions]
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Kay Sievers
2008-12-03 22:41:36 +01:00
committed by James Bottomley
parent b58602a4ba
commit 71610f55fa
26 changed files with 79 additions and 81 deletions
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9
drivers/scsi/scsi_ioctl.c
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@@ -167,10 +167,17 @@ EXPORT_SYMBOL(scsi_set_medium_removal);
static int scsi_ioctl_get_pci(struct scsi_device *sdev, void __user *arg)
{
struct device *dev = scsi_get_device(sdev->host);
const char *name;
if (!dev)
return -ENXIO;
return copy_to_user(arg, dev->bus_id, sizeof(dev->bus_id))? -EFAULT: 0;
name = dev_name(dev);
/* compatibility with old ioctl which only returned
* 20 characters */
return copy_to_user(arg, name, min(strlen(name), (size_t)20))
? -EFAULT: 0;
}