From: Igor Romanov <igor.romanov@oktetlabs.ru>
Date: Wed, 9 Jan 2019 11:12:07 +0000 (+0000)
Subject: net/sfc/base: fix Tx descriptor max number check
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=31c2379bad4157ca0beb05c9d2b49395b68f373b;p=dpdk.git

net/sfc/base: fix Tx descriptor max number check

Fix check of maximum descriptor number (compare with maximum Tx
descriptor number instead of maximum EVQ events number).

Fixes: f7dc06bf35f2 ("net/sfc/base: import 5xxx/6xxx family support")
Cc: stable@dpdk.org

Signed-off-by: Igor Romanov <igor.romanov@oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---

diff --git a/drivers/net/sfc/base/efx_tx.c b/drivers/net/sfc/base/efx_tx.c
index bf1180a1ec..9fa9e2ed12 100644
--- a/drivers/net/sfc/base/efx_tx.c
+++ b/drivers/net/sfc/base/efx_tx.c
@@ -926,7 +926,8 @@ siena_tx_qcreate(
 	EFX_STATIC_ASSERT(ISP2(EFX_TXQ_MINNDESCS));
 
 	if (!ISP2(ndescs) ||
-	    (ndescs < EFX_TXQ_MINNDESCS) || (ndescs > EFX_EVQ_MAXNEVS)) {
+	    (ndescs < EFX_TXQ_MINNDESCS) ||
+	    (ndescs > encp->enc_txq_max_ndescs)) {
 		rc = EINVAL;
 		goto fail1;
 	}