diff options
Diffstat (limited to 'drivers/scsi/sg.c')
| -rw-r--r-- | drivers/scsi/sg.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 60354449d9ed..fe44c14f551e 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -847,7 +847,7 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) { void __user *p = (void __user *)arg; int __user *ip = p; - int result, val, read_only; + int result, val, val2, read_only; Sg_device *sdp; Sg_fd *sfp; Sg_request *srp; @@ -1082,27 +1082,32 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) result = get_user(val, ip); if (result) return result; + if (val & SG_SCSI_RESET_NO_ESCALATE) { + val &= ~SG_SCSI_RESET_NO_ESCALATE; + val2 = SCSI_TRY_RESET_NO_ESCALATE; + } else + val2 = 0; if (SG_SCSI_RESET_NOTHING == val) return 0; switch (val) { case SG_SCSI_RESET_DEVICE: - val = SCSI_TRY_RESET_DEVICE; + val2 |= SCSI_TRY_RESET_DEVICE; break; case SG_SCSI_RESET_TARGET: - val = SCSI_TRY_RESET_TARGET; + val2 |= SCSI_TRY_RESET_TARGET; break; case SG_SCSI_RESET_BUS: - val = SCSI_TRY_RESET_BUS; + val2 |= SCSI_TRY_RESET_BUS; break; case SG_SCSI_RESET_HOST: - val = SCSI_TRY_RESET_HOST; + val2 |= SCSI_TRY_RESET_HOST; break; default: return -EINVAL; } if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) return -EACCES; - return (scsi_reset_provider(sdp->device, val) == + return (scsi_reset_provider(sdp->device, val2) == SUCCESS) ? 0 : -EIO; case SCSI_IOCTL_SEND_COMMAND: if (atomic_read(&sdp->detaching)) |