5.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Shantanu Goel sgoel01@yahoo.com
[ Upstream commit 9d32685a251a754f1823d287df233716aa23bcb9 ]
Set the host status byte when a data completion error is encountered otherwise the upper layer may end up using the invalid zero'ed data. The following output was observed from scsi/sd.c prior to this fix.
[ 11.872824] sd 0:0:0:1: [sdf] tag#9 data cmplt err -75 uas-tag 1 inflight: [ 11.872826] sd 0:0:0:1: [sdf] tag#9 CDB: Read capacity(16) 9e 10 00 00 00 00 00 00 00 00 00 00 00 20 00 00 [ 11.872830] sd 0:0:0:1: [sdf] Sector size 0 reported, assuming 512.
Signed-off-by: Shantanu Goel sgoel01@yahoo.com Acked-by: Oliver Neukum oneukum@suse.com Link: https://lore.kernel.org/r/87msnx4ec6.fsf@yahoo.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/usb/storage/uas.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 678903d1ce4d..7493b4d9d1f5 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -424,6 +424,7 @@ static void uas_data_cmplt(struct urb *urb) uas_log_cmd_state(cmnd, "data cmplt err", status); /* error: no data transfered */ scsi_set_resid(cmnd, sdb->length); + set_host_byte(cmnd, DID_ERROR); } else { scsi_set_resid(cmnd, sdb->length - urb->actual_length); }