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[4.4,3/9] net/ncsi: Don't probe on the reserved channel ID (0x1f)

Message ID 1477010866-15126-4-git-send-email-gwshan@linux.vnet.ibm.com
State Accepted, archived
Headers show

Commit Message

Gavin Shan Oct. 21, 2016, 12:47 a.m. UTC 
We needn't send CIS (Clear Initial State) command to the NCSI
reserved channel (0x1f) in the enumeration. We shouldn't receive
a valid response from CIS on NCSI channel 0x1f.

Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Reviewed-by: Joel Stanley <joel@jms.id.au>
---
 net/ncsi/ncsi-manage.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/net/ncsi/ncsi-manage.c b/net/ncsi/ncsi-manage.c
index 3d1d775..b728614 100644
--- a/net/ncsi/ncsi-manage.c
+++ b/net/ncsi/ncsi-manage.c
@@ -616,12 +616,12 @@  static void ncsi_dev_probe(struct ncsi_dev_priv *ndp)
 		nd->nd_state = ncsi_dev_state_probe_cis;
 		break;
 	case ncsi_dev_state_probe_cis:
-		atomic_set(&ndp->ndp_pending_reqs, 0x20);
+		atomic_set(&ndp->ndp_pending_reqs, NCSI_RESERVED_CHANNEL);
 
 		/* Clear initial state */
 		nca.nca_type = NCSI_PKT_CMD_CIS;
 		nca.nca_package = ndp->ndp_active_package->np_id;
-		for (index = 0; index < 0x20; index++) {
+		for (index = 0; index < NCSI_RESERVED_CHANNEL; index++) {
 			nca.nca_channel = index;
 			ret = ncsi_xmit_cmd(&nca);
 			if (ret)