From 71610f55fa4db63dbf5385929a47c9fb2451f332 Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Wed, 3 Dec 2008 22:41:36 +0100 Subject: [SCSI] struct device - replace bus_id with dev_name(), dev_set_name() [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 Signed-off-by: Greg Kroah-Hartman Signed-off-by: James Bottomley --- drivers/scsi/scsi_ioctl.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'drivers/scsi/scsi_ioctl.c') diff --git a/drivers/scsi/scsi_ioctl.c b/drivers/scsi/scsi_ioctl.c index 2ae4f8f..b98f763 100644 --- a/drivers/scsi/scsi_ioctl.c +++ b/drivers/scsi/scsi_ioctl.c @@ -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; } -- cgit v1.1