From: James Bottomley Date: Fri, 1 Dec 2006 17:25:12 +0000 (-0600) Subject: [SCSI] 53c700: brown paper bag fix for auto request sense X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c603d04ef6826a29f50cb151cb992f256d0cf19d;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git [SCSI] 53c700: brown paper bag fix for auto request sense In the switch over, I forgot to set the command length, so it sends out a request sense with whatever length the prior command had (and fails badly if it wasn't 6). Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c index 562432d017b..335a25540c0 100644 --- a/drivers/scsi/53c700.c +++ b/drivers/scsi/53c700.c @@ -622,8 +622,10 @@ NCR_700_scsi_done(struct NCR_700_Host_Parameters *hostdata, dma_unmap_single(hostdata->dev, slot->dma_handle, sizeof(SCp->sense_buffer), DMA_FROM_DEVICE); /* restore the old result if the request sense was * successful */ - if(result == 0) + if (result == 0) result = cmnd[7]; + /* restore the original length */ + SCp->cmd_len = cmnd[8]; } else NCR_700_unmap(hostdata, SCp, slot); @@ -1007,6 +1009,9 @@ process_script_interrupt(__u32 dsps, __u32 dsp, struct scsi_cmnd *SCp, * of the command */ cmnd[6] = NCR_700_INTERNAL_SENSE_MAGIC; cmnd[7] = hostdata->status[0]; + cmnd[8] = SCp->cmd_len; + SCp->cmd_len = 6; /* command length for + * REQUEST_SENSE */ slot->pCmd = dma_map_single(hostdata->dev, cmnd, MAX_COMMAND_SIZE, DMA_TO_DEVICE); slot->dma_handle = dma_map_single(hostdata->dev, SCp->sense_buffer, sizeof(SCp->sense_buffer), DMA_FROM_DEVICE); slot->SG[0].ins = bS_to_host(SCRIPT_MOVE_DATA_IN | sizeof(SCp->sense_buffer));