netdev - [PATCH net-next 07/11] fjes: fix incorrect statistics information in fjes_xmit

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 11 Apr 2016 17:10:34 +0900
From:	Taku Izumi <izumi.taku@...fujitsu.com>
To:	davem@...emloft.net, netdev@...r.kernel.org
Cc:	Taku Izumi <izumi.taku@...fujitsu.com>
Subject: [PATCH net-next 07/11] fjes: fix incorrect statistics information in fjes_xmit_frame()

There are bugs of acounting statistics in fjes_xmit_frame().
Accounting self stats is wrong. accounting stats of other
EPs to be transmitted  is right.
This patch fixes this bug.

Signed-off-by: Taku Izumi <izumi.taku@...fujitsu.com>
---
 drivers/net/fjes/fjes_main.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c
index f2327d8..e785d89 100644
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c
@@ -668,7 +668,7 @@ fjes_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 				&adapter->hw.ep_shm_info[dest_epid].rx, 0)) {
 			/* version is NOT 0 */
 			adapter->stats64.tx_carrier_errors += 1;
-			hw->ep_shm_info[my_epid].net_stats
+			hw->ep_shm_info[dest_epid].net_stats
 						.tx_carrier_errors += 1;
 			hw->ep_shm_info[dest_epid].ep_stats
 						  .tx_dropped_version_mismatch += 1;
@@ -678,9 +678,9 @@ fjes_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 				&adapter->hw.ep_shm_info[dest_epid].rx,
 				netdev->mtu)) {
 			adapter->stats64.tx_dropped += 1;
-			hw->ep_shm_info[my_epid].net_stats.tx_dropped += 1;
+			hw->ep_shm_info[dest_epid].net_stats.tx_dropped += 1;
 			adapter->stats64.tx_errors += 1;
-			hw->ep_shm_info[my_epid].net_stats.tx_errors += 1;
+			hw->ep_shm_info[dest_epid].net_stats.tx_errors += 1;
 			hw->ep_shm_info[dest_epid].ep_stats
 						  .tx_dropped_buffer_size_discrepancy += 1;
 
@@ -715,10 +715,10 @@ fjes_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 					    (long)adapter->tx_start_jiffies) >=
 					    FJES_TX_RETRY_TIMEOUT) {
 					adapter->stats64.tx_fifo_errors += 1;
-					hw->ep_shm_info[my_epid].net_stats
+					hw->ep_shm_info[dest_epid].net_stats
 								.tx_fifo_errors += 1;
 					adapter->stats64.tx_errors += 1;
-					hw->ep_shm_info[my_epid].net_stats
+					hw->ep_shm_info[dest_epid].net_stats
 								.tx_errors += 1;
 
 					ret = NETDEV_TX_OK;
@@ -737,10 +737,10 @@ fjes_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 			} else {
 				if (!is_multi) {
 					adapter->stats64.tx_packets += 1;
-					hw->ep_shm_info[my_epid].net_stats
+					hw->ep_shm_info[dest_epid].net_stats
 								.tx_packets += 1;
 					adapter->stats64.tx_bytes += len;
-					hw->ep_shm_info[my_epid].net_stats
+					hw->ep_shm_info[dest_epid].net_stats
 								.tx_bytes += len;
 				}
 
-- 
2.4.3