static int blk_fill_sgv4_hdr_rq(struct request_queue *q, struct request *rq,
struct sg_io_v4 *hdr, struct bsg_device *bd,
- fmode_t has_write_perm)
+ fmode_t mode)
{
struct scsi_request *req = scsi_req(rq);
return -EFAULT;
if (hdr->subprotocol == BSG_SUB_PROTOCOL_SCSI_CMD) {
- if (blk_verify_command(req->cmd, has_write_perm))
+ if (blk_verify_command(req->cmd, mode))
return -EPERM;
} else if (!capable(CAP_SYS_RAWIO))
return -EPERM;
* map sg_io_v4 to a request.
*/
static struct request *
-bsg_map_hdr(struct bsg_device *bd, struct sg_io_v4 *hdr, fmode_t has_write_perm)
+bsg_map_hdr(struct bsg_device *bd, struct sg_io_v4 *hdr, fmode_t mode)
{
struct request_queue *q = bd->queue;
struct request *rq, *next_rq = NULL;
if (IS_ERR(rq))
return rq;
- ret = blk_fill_sgv4_hdr_rq(q, rq, hdr, bd, has_write_perm);
+ ret = blk_fill_sgv4_hdr_rq(q, rq, hdr, bd, mode);
if (ret)
goto out;
}
static int __bsg_write(struct bsg_device *bd, const char __user *buf,
- size_t count, ssize_t *bytes_written,
- fmode_t has_write_perm)
+ size_t count, ssize_t *bytes_written, fmode_t mode)
{
struct bsg_command *bc;
struct request *rq;
/*
* get a request, fill in the blanks, and add to request queue
*/
- rq = bsg_map_hdr(bd, &bc->hdr, has_write_perm);
+ rq = bsg_map_hdr(bd, &bc->hdr, mode);
if (IS_ERR(rq)) {
ret = PTR_ERR(rq);
rq = NULL;
bsg_set_block(bd, file);
bytes_written = 0;
- ret = __bsg_write(bd, buf, count, &bytes_written,
- file->f_mode & FMODE_WRITE);
+ ret = __bsg_write(bd, buf, count, &bytes_written, file->f_mode);
*ppos = bytes_written;
if (copy_from_user(&hdr, uarg, sizeof(hdr)))
return -EFAULT;
- rq = bsg_map_hdr(bd, &hdr, file->f_mode & FMODE_WRITE);
+ rq = bsg_map_hdr(bd, &hdr, file->f_mode);
if (IS_ERR(rq))
return PTR_ERR(rq);
__set_bit(GPCMD_SET_READ_AHEAD, filter->write_ok);
}
-int blk_verify_command(unsigned char *cmd, fmode_t has_write_perm)
+int blk_verify_command(unsigned char *cmd, fmode_t mode)
{
struct blk_cmd_filter *filter = &blk_default_cmd_filter;
return 0;
/* Write-safe commands require a writable open */
- if (test_bit(cmd[0], filter->write_ok) && has_write_perm)
+ if (test_bit(cmd[0], filter->write_ok) && (mode & FMODE_WRITE))
return 0;
return -EPERM;
if (copy_from_user(req->cmd, hdr->cmdp, hdr->cmd_len))
return -EFAULT;
- if (blk_verify_command(req->cmd, mode & FMODE_WRITE))
+ if (blk_verify_command(req->cmd, mode))
return -EPERM;
/*
if (in_len && copy_from_user(buffer, sic->data + cmdlen, in_len))
goto error;
- err = blk_verify_command(req->cmd, mode & FMODE_WRITE);
+ err = blk_verify_command(req->cmd, mode);
if (err)
goto error;