diff options
Diffstat (limited to 'drivers/scsi/sg.c')
| -rw-r--r-- | drivers/scsi/sg.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index ba9ba0e04f42..8a254bb46a9b 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1103,15 +1103,6 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg) case SCSI_IOCTL_SEND_COMMAND: if (atomic_read(&sdp->detaching)) return -ENODEV; - if (read_only) { - unsigned char opcode = WRITE_6; - Scsi_Ioctl_Command __user *siocp = p; - - if (copy_from_user(&opcode, siocp->data, 1)) - return -EFAULT; - if (sg_allow_access(filp, &opcode)) - return -EPERM; - } return sg_scsi_ioctl(sdp->device->request_queue, NULL, filp->f_mode, p); case SG_SET_DEBUG: result = get_user(val, ip); @@ -1884,7 +1875,7 @@ sg_build_indirect(Sg_scatter_hold * schp, Sg_fd * sfp, int buff_size) int ret_sz = 0, i, k, rem_sz, num, mx_sc_elems; int sg_tablesize = sfp->parentdp->sg_tablesize; int blk_size = buff_size, order; - gfp_t gfp_mask = GFP_ATOMIC | __GFP_COMP | __GFP_NOWARN; + gfp_t gfp_mask = GFP_ATOMIC | __GFP_COMP | __GFP_NOWARN | __GFP_ZERO; struct sg_device *sdp = sfp->parentdp; if (blk_size < 0) @@ -1914,9 +1905,6 @@ sg_build_indirect(Sg_scatter_hold * schp, Sg_fd * sfp, int buff_size) if (sdp->device->host->unchecked_isa_dma) gfp_mask |= GFP_DMA; - if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO)) - gfp_mask |= __GFP_ZERO; - order = get_order(num); retry: ret_sz = 1 << (PAGE_SHIFT + order); @@ -1927,7 +1915,7 @@ retry: num = (rem_sz > scatter_elem_sz_prev) ? scatter_elem_sz_prev : rem_sz; - schp->pages[k] = alloc_pages(gfp_mask | __GFP_ZERO, order); + schp->pages[k] = alloc_pages(gfp_mask, order); if (!schp->pages[k]) goto out; |