diff options
Diffstat (limited to 'drivers/scsi/sg.c')
| -rw-r--r-- | drivers/scsi/sg.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 3d36270a8b4..9d28b9f74d9 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -641,6 +641,7 @@ sg_new_write(Sg_fd *sfp, struct file *file, const char __user *buf, unsigned char cmnd[MAX_COMMAND_SIZE]; int timeout; unsigned long ul_timeout; + struct request_queue *q; if (count < SZ_SG_IO_HDR) return -EINVAL; @@ -689,7 +690,9 @@ sg_new_write(Sg_fd *sfp, struct file *file, const char __user *buf, sg_remove_request(sfp, srp); return -EFAULT; } - if (read_only && !blk_verify_command(file, cmnd)) { + q = sfp->parentdp->device->request_queue; + if (read_only && blk_verify_command(&q->cmd_filter, cmnd, + file->f_mode & FMODE_WRITE)) { sg_remove_request(sfp, srp); return -EPERM; } @@ -793,6 +796,7 @@ sg_ioctl(struct inode *inode, struct file *filp, if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp))) return -ENXIO; + SCSI_LOG_TIMEOUT(3, printk("sg_ioctl: %s, cmd=0x%x\n", sdp->disk->disk_name, (int) cmd_in)); read_only = (O_RDWR != (filp->f_flags & O_ACCMODE)); @@ -1057,11 +1061,14 @@ sg_ioctl(struct inode *inode, struct file *filp, return -ENODEV; if (read_only) { unsigned char opcode = WRITE_6; + struct request_queue *q = sdp->device->request_queue; Scsi_Ioctl_Command __user *siocp = p; if (copy_from_user(&opcode, siocp->data, 1)) return -EFAULT; - if (!blk_verify_command(filp, &opcode)) + if (blk_verify_command(&q->cmd_filter, + &opcode, + filp->f_mode & FMODE_WRITE)) return -EPERM; } return sg_scsi_ioctl(filp, sdp->device->request_queue, NULL, p); |