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cxgb4i: fix credit check for tx_data_wr 

make sure any tx credit related checking is done before adding the wr header.

Signed-off-by: Karen Xie <kxie@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Karen Xie 2014-12-11 19:13:32 -08:00 committed by David S. Miller
parent 84944d8cf5
commit 7857c62a35
1 changed files with 2 additions and 1 deletions
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3
drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
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@ -549,10 +549,11 @@ static inline void make_tx_data_wr(struct cxgbi_sock *csk, struct sk_buff *skb,
struct fw_ofld_tx_data_wr *req;
unsigned int submode = cxgbi_skcb_ulp_mode(skb) & 3;
unsigned int wr_ulp_mode = 0, val;
bool imm = is_ofld_imm(skb);
req = (struct fw_ofld_tx_data_wr *)__skb_push(skb, sizeof(*req));
if (is_ofld_imm(skb)) {
if (imm) {
req->op_to_immdlen = htonl(FW_WR_OP_V(FW_OFLD_TX_DATA_WR) |
FW_WR_COMPL_F |
FW_WR_IMMDLEN_V(dlen));