rq = blk_get_request(q, in_len ? WRITE : READ, __GFP_WAIT);
if (IS_ERR(rq)) {
err = PTR_ERR(rq);
- goto error;
+ goto error_free_buffer;
}
blk_rq_set_block_pc(rq);
if (bytes && blk_rq_map_kern(q, rq, buffer, bytes, __GFP_WAIT)) {
err = DRIVER_ERROR << 24;
- goto out;
+ goto error;
}
memset(sense, 0, sizeof(sense));
blk_execute_rq(q, disk, rq, 0);
-out:
err = rq->errors & 0xff; /* only 8 bit SCSI status */
if (err) {
if (rq->sense_len && rq->sense) {
}
error:
+ blk_put_request(rq);
+
+error_free_buffer:
kfree(buffer);
- if (rq)
- blk_put_request(rq);
+
return err;
}
EXPORT_SYMBOL_GPL(sg_scsi_ioctl);