One obvious fix for a ciostor data corruption on error bug.
The patch is available here:
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git scsi-fixes
The short changelog is:
Varun Prakash (1):
scsi: csiostor: fix missing data copy in csio_scsi_err_handler()
And the diffstat:
drivers/scsi/csiostor/csio_scsi.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
With full diff below.
James
---
diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c
index 462560b2855e..469d0bc9f5fe 100644
--- a/drivers/scsi/csiostor/csio_scsi.c
+++ b/drivers/scsi/csiostor/csio_scsi.c
@@ -1713,8 +1713,11 @@ csio_scsi_err_handler(struct csio_hw *hw, struct csio_ioreq *req)
}
out:
- if (req->nsge > 0)
+ if (req->nsge > 0) {
scsi_dma_unmap(cmnd);
+ if (req->dcopy && (host_status == DID_OK))
+ host_status = csio_scsi_copy_to_sgl(hw, req);
+ }
cmnd->result = (((host_status) << 16) | scsi_status);
cmnd->scsi_done(cmnd);
