diff options
Diffstat (limited to 'drivers/sbus/char')
-rw-r--r-- | drivers/sbus/char/jsflash.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/sbus/char/jsflash.c b/drivers/sbus/char/jsflash.c index d56ddaa77036..f572a4a1d141 100644 --- a/drivers/sbus/char/jsflash.c +++ b/drivers/sbus/char/jsflash.c | |||
@@ -186,31 +186,37 @@ static void jsfd_do_request(struct request_queue *q) | |||
186 | { | 186 | { |
187 | struct request *req; | 187 | struct request *req; |
188 | 188 | ||
189 | while ((req = elv_next_request(q)) != NULL) { | 189 | req = elv_next_request(q); |
190 | if (req) | ||
191 | blkdev_dequeue_request(req); | ||
192 | |||
193 | while (req) { | ||
190 | struct jsfd_part *jdp = req->rq_disk->private_data; | 194 | struct jsfd_part *jdp = req->rq_disk->private_data; |
191 | unsigned long offset = blk_rq_pos(req) << 9; | 195 | unsigned long offset = blk_rq_pos(req) << 9; |
192 | size_t len = blk_rq_cur_bytes(req); | 196 | size_t len = blk_rq_cur_bytes(req); |
197 | int err = -EIO; | ||
193 | 198 | ||
194 | if ((offset + len) > jdp->dsize) { | 199 | if ((offset + len) > jdp->dsize) |
195 | __blk_end_request_cur(req, -EIO); | 200 | goto end; |
196 | continue; | ||
197 | } | ||
198 | 201 | ||
199 | if (rq_data_dir(req) != READ) { | 202 | if (rq_data_dir(req) != READ) { |
200 | printk(KERN_ERR "jsfd: write\n"); | 203 | printk(KERN_ERR "jsfd: write\n"); |
201 | __blk_end_request_cur(req, -EIO); | 204 | goto end; |
202 | continue; | ||
203 | } | 205 | } |
204 | 206 | ||
205 | if ((jdp->dbase & 0xff000000) != 0x20000000) { | 207 | if ((jdp->dbase & 0xff000000) != 0x20000000) { |
206 | printk(KERN_ERR "jsfd: bad base %x\n", (int)jdp->dbase); | 208 | printk(KERN_ERR "jsfd: bad base %x\n", (int)jdp->dbase); |
207 | __blk_end_request_cur(req, -EIO); | 209 | goto end; |
208 | continue; | ||
209 | } | 210 | } |
210 | 211 | ||
211 | jsfd_read(req->buffer, jdp->dbase + offset, len); | 212 | jsfd_read(req->buffer, jdp->dbase + offset, len); |
212 | 213 | err = 0; | |
213 | __blk_end_request_cur(req, 0); | 214 | end: |
215 | if (!__blk_end_request_cur(req, err)) { | ||
216 | req = elv_next_request(q); | ||
217 | if (req) | ||
218 | blkdev_dequeue_request(req); | ||
219 | } | ||
214 | } | 220 | } |
215 | } | 221 | } |
216 | 222 | ||