From: Ganesh Goudar <ganeshgr@chelsio.com>
Date: Thu, 10 May 2018 16:07:23 +0530
Subject: cxgb4: fix the wrong conversion of Mbps to Kbps
Patch-mainline: v4.18-rc1
Git-commit: b3c594ab6fcf7a91453442755deb1f3941eeed64
References: bsc#1097585 bsc#1097586 bsc#1097587 bsc#1097588 bsc#1097583 bsc#1097584
fix the wrong conversion where 1 Mbps was converted to
1024 Kbps.
Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -2886,13 +2886,13 @@ static int cxgb_set_tx_maxrate(struct ne
}
/* Convert from Mbps to Kbps */
- req_rate = rate << 10;
+ req_rate = rate * 1000;
/* Max rate is 100 Gbps */
- if (req_rate >= SCHED_MAX_RATE_KBPS) {
+ if (req_rate > SCHED_MAX_RATE_KBPS) {
dev_err(adap->pdev_dev,
"Invalid rate %u Mbps, Max rate is %u Mbps\n",
- rate, SCHED_MAX_RATE_KBPS >> 10);
+ rate, SCHED_MAX_RATE_KBPS / 1000);
return -ERANGE;
}