diff options
Diffstat (limited to 'drivers/scsi/esp_scsi.c')
| -rw-r--r-- | drivers/scsi/esp_scsi.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c index 2321f3db4623..c1d50e669c43 100644 --- a/drivers/scsi/esp_scsi.c +++ b/drivers/scsi/esp_scsi.c @@ -324,17 +324,14 @@ static void esp_reset_esp(struct esp *esp) static void esp_map_dma(struct esp *esp, struct scsi_cmnd *cmd) { struct esp_cmd_priv *spriv = ESP_CMD_PRIV(cmd); - struct scatterlist *sg = cmd->request_buffer; + struct scatterlist *sg = scsi_sglist(cmd); int dir = cmd->sc_data_direction; int total, i; if (dir == DMA_NONE) return; - BUG_ON(cmd->use_sg == 0); - - spriv->u.num_sg = esp->ops->map_sg(esp, sg, - cmd->use_sg, dir); + spriv->u.num_sg = esp->ops->map_sg(esp, sg, scsi_sg_count(cmd), dir); spriv->cur_residue = sg_dma_len(sg); spriv->cur_sg = sg; @@ -407,8 +404,7 @@ static void esp_unmap_dma(struct esp *esp, struct scsi_cmnd *cmd) if (dir == DMA_NONE) return; - esp->ops->unmap_sg(esp, cmd->request_buffer, - spriv->u.num_sg, dir); + esp->ops->unmap_sg(esp, scsi_sglist(cmd), spriv->u.num_sg, dir); } static void esp_save_pointers(struct esp *esp, struct esp_cmd_entry *ent) |