[PATCH] cxgb3i: zero out reserved or un-used fields. From: Karen Xie <kxie@xxxxxxxxxxx> Zero out the reserved or un-used CPL message fields to prevent any garbage value. Signed-off-by: Karen Xie <kxie@xxxxxxxxxxx> --- drivers/scsi/cxgb3i/cxgb3i_ddp.c | 2 ++ drivers/scsi/cxgb3i/cxgb3i_offload.c | 5 +++++ 2 files changed, 7 insertions(+), 0 deletions(-) diff --git a/drivers/scsi/cxgb3i/cxgb3i_ddp.c b/drivers/scsi/cxgb3i/cxgb3i_ddp.c index b58d913..be0e230 100644 --- a/drivers/scsi/cxgb3i/cxgb3i_ddp.c +++ b/drivers/scsi/cxgb3i/cxgb3i_ddp.c @@ -499,6 +499,7 @@ static int setup_conn_pgidx(struct t3cdev *tdev, unsigned int tid, int pg_idx, /* set up ulp submode and page size */ req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); req->reply = V_NO_REPLY(reply ? 0 : 1); req->cpu_idx = 0; @@ -564,6 +565,7 @@ int cxgb3i_setup_conn_digest(struct t3cdev *tdev, unsigned int tid, /* set up ulp submode and page size */ req = (struct cpl_set_tcb_field *)skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SET_TCB_FIELD, tid)); req->reply = V_NO_REPLY(reply ? 0 : 1); req->cpu_idx = 0; diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c index a175be9..246a6c2 100644 --- a/drivers/scsi/cxgb3i/cxgb3i_offload.c +++ b/drivers/scsi/cxgb3i/cxgb3i_offload.c @@ -264,6 +264,7 @@ static void make_act_open_req(struct s3_conn *c3cn, struct sk_buff *skb, skb->priority = CPL_PRIORITY_SETUP; req = (struct cpl_act_open_req *)__skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ACT_OPEN_REQ, atid)); req->local_port = c3cn->saddr.sin_port; req->peer_port = c3cn->daddr.sin_port; @@ -273,6 +274,7 @@ static void make_act_open_req(struct s3_conn *c3cn, struct sk_buff *skb, V_TX_CHANNEL(e->smt_idx)); req->opt0l = htonl(calc_opt0l(c3cn)); req->params = 0; + req->opt2 = 0; } static void fail_act_open(struct s3_conn *c3cn, int errno) @@ -379,6 +381,7 @@ static void send_abort_req(struct s3_conn *c3cn) c3cn->cpl_abort_req = NULL; req = (struct cpl_abort_req *)skb->head; + memset(req, 0, sizeof(*req)); skb->priority = CPL_PRIORITY_DATA; set_arp_failure_handler(skb, abort_arp_failure); @@ -406,6 +409,7 @@ static void send_abort_rpl(struct s3_conn *c3cn, int rst_status) c3cn->cpl_abort_rpl = NULL; skb->priority = CPL_PRIORITY_DATA; + memset(rpl, 0, sizeof(*rpl)); rpl->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_RPL)); rpl->wr.wr_lo = htonl(V_WR_TID(c3cn->tid)); OPCODE_TID(rpl) = htonl(MK_OPCODE_TID(CPL_ABORT_RPL, c3cn->tid)); @@ -430,6 +434,7 @@ static u32 send_rx_credits(struct s3_conn *c3cn, u32 credits, u32 dack) req = (struct cpl_rx_data_ack *)__skb_put(skb, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD)); + req->wr.wr_lo = 0; OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RX_DATA_ACK, c3cn->tid)); req->credit_dack = htonl(dack | V_RX_CREDITS(credits)); skb->priority = CPL_PRIORITY_ACK; -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
