[SCSI] iscsi tcp: fix iscsi xmit state machine

If iscsi_tcp partially sends a header, it would recalculate the
header size and readd the size of the digest (if header digests
are used).This would cause us to send sizeof(digest) extra bytes
when we sent the rest of the header.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 63981edf9ab9..63f0a15d9887 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -125,6 +125,7 @@ static void iscsi_prep_scsi_cmd_pdu(struct iscsi_cmd_task *ctask)
                         MAX_COMMAND_SIZE - sc->cmd_len);
 
         ctask->data_count = 0;
+        ctask->imm_count = 0;
         if (sc->sc_data_direction == DMA_TO_DEVICE) {
                 hdr->flags |= ISCSI_FLAG_CMD_WRITE;
                 /*
@@ -141,7 +142,6 @@ static void iscsi_prep_scsi_cmd_pdu(struct iscsi_cmd_task *ctask)
                  *
                  *      pad_count       bytes to be sent as zero-padding
                  */
-                ctask->imm_count = 0;
                 ctask->unsol_count = 0;
                 ctask->unsol_offset = 0;
                 ctask->unsol_datasn = 0;