bsg.c (5a89770daad83df74d77a8d34a1ffaedae565ce9) bsg.c (a3bce90edd8f6cafe3f63b1a943800792e830178)
1/*
2 * bsg.c - block layer implementation of the sg v4 interface
3 *
4 * Copyright (C) 2004 Jens Axboe <axboe@suse.de> SUSE Labs
5 * Copyright (C) 2004 Peter M. Jones <pjones@redhat.com>
6 *
7 * This file is subject to the terms and conditions of the GNU General Public
8 * License version 2. See the file "COPYING" in the main directory of this

--- 269 unchanged lines hidden (view full) ---

278 if (!next_rq) {
279 ret = -ENOMEM;
280 goto out;
281 }
282 rq->next_rq = next_rq;
283 next_rq->cmd_type = rq->cmd_type;
284
285 dxferp = (void*)(unsigned long)hdr->din_xferp;
1/*
2 * bsg.c - block layer implementation of the sg v4 interface
3 *
4 * Copyright (C) 2004 Jens Axboe <axboe@suse.de> SUSE Labs
5 * Copyright (C) 2004 Peter M. Jones <pjones@redhat.com>
6 *
7 * This file is subject to the terms and conditions of the GNU General Public
8 * License version 2. See the file "COPYING" in the main directory of this

--- 269 unchanged lines hidden (view full) ---

278 if (!next_rq) {
279 ret = -ENOMEM;
280 goto out;
281 }
282 rq->next_rq = next_rq;
283 next_rq->cmd_type = rq->cmd_type;
284
285 dxferp = (void*)(unsigned long)hdr->din_xferp;
286 ret = blk_rq_map_user(q, next_rq, dxferp, hdr->din_xfer_len);
286 ret = blk_rq_map_user(q, next_rq, dxferp, hdr->din_xfer_len,
287 GFP_KERNEL);
287 if (ret)
288 goto out;
289 }
290
291 if (hdr->dout_xfer_len) {
292 dxfer_len = hdr->dout_xfer_len;
293 dxferp = (void*)(unsigned long)hdr->dout_xferp;
294 } else if (hdr->din_xfer_len) {
295 dxfer_len = hdr->din_xfer_len;
296 dxferp = (void*)(unsigned long)hdr->din_xferp;
297 } else
298 dxfer_len = 0;
299
300 if (dxfer_len) {
288 if (ret)
289 goto out;
290 }
291
292 if (hdr->dout_xfer_len) {
293 dxfer_len = hdr->dout_xfer_len;
294 dxferp = (void*)(unsigned long)hdr->dout_xferp;
295 } else if (hdr->din_xfer_len) {
296 dxfer_len = hdr->din_xfer_len;
297 dxferp = (void*)(unsigned long)hdr->din_xferp;
298 } else
299 dxfer_len = 0;
300
301 if (dxfer_len) {
301 ret = blk_rq_map_user(q, rq, dxferp, dxfer_len);
302 ret = blk_rq_map_user(q, rq, dxferp, dxfer_len, GFP_KERNEL);
302 if (ret)
303 goto out;
304 }
305 return rq;
306out:
307 if (rq->cmd != rq->__cmd)
308 kfree(rq->cmd);
309 blk_put_request(rq);

--- 795 unchanged lines hidden --- 		303 if (ret)
304 goto out;
305 }
306 return rq;
307out:
308 if (rq->cmd != rq->__cmd)
309 kfree(rq->cmd);
310 blk_put_request(rq);

--- 795 unchanged lines hidden ---