diff options
| author | kxie@chelsio.com <kxie@chelsio.com> | 2011-01-07 14:45:39 -0800 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2011-01-24 11:36:00 -0600 |
| commit | c343a01cca2a4182b89d976e203a54ec0ea5446b (patch) | |
| tree | 7e9929f17d8a5e5e010fb4eec5813c4fdf4f02f5 | |
| parent | 938abd8449c27fc67203e1a7c350199cea1158da (diff) | |
[SCSI] cxgbi: set ulpmode only if digest is on
There is no need to set ulpmode on the tx skbs if no digest is enabled.
Signed-off-by: Karen Xie <kxie@chelsio.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| -rw-r--r-- | drivers/scsi/cxgbi/libcxgbi.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c index d2ad3d676724..6de6a6f3f1e8 100644 --- a/drivers/scsi/cxgbi/libcxgbi.c +++ b/drivers/scsi/cxgbi/libcxgbi.c @@ -1908,13 +1908,16 @@ EXPORT_SYMBOL_GPL(cxgbi_conn_alloc_pdu); static inline void tx_skb_setmode(struct sk_buff *skb, int hcrc, int dcrc) { - u8 submode = 0; - - if (hcrc) - submode |= 1; - if (dcrc) - submode |= 2; - cxgbi_skcb_ulp_mode(skb) = (ULP2_MODE_ISCSI << 4) | submode; + if (hcrc || dcrc) { + u8 submode = 0; + + if (hcrc) + submode |= 1; + if (dcrc) + submode |= 2; + cxgbi_skcb_ulp_mode(skb) = (ULP2_MODE_ISCSI << 4) | submode; + } else + cxgbi_skcb_ulp_mode(skb) = 0; } int cxgbi_conn_init_pdu(struct iscsi_task *task, unsigned int offset, |