netdev - [PATCH net] net: ethernet: ti: am65-cpsw: Fix forever loop in cleanup code

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 for Android: free password hash cracker in your pocket

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

Message-ID: <ae659b4e-a306-48ca-ac3c-110d64af5981@stanley.mountain>
Date: Thu, 26 Sep 2024 12:50:45 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Roger Quadros <rogerq@...nel.org>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Julien Panis <jpanis@...libre.com>,
	Chintan Vankar <c-vankar@...com>,
	Alexander Sverdlin <alexander.sverdlin@...mens.com>,
	Grygorii Strashko <grygorii.strashko@...com>,
	Simon Horman <horms@...nel.org>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH net] net: ethernet: ti: am65-cpsw: Fix forever loop in
 cleanup code

This error handling has a typo.  It should i++ instead of i--.  In the
original code the error handling will loop until it crashes.

Fixes: da70d184a8c3 ("net: ethernet: ti: am65-cpsw: Introduce multi queue Rx")
Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
---
 drivers/net/ethernet/ti/am65-cpsw-nuss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index cbe99017cbfa..d253727b160f 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -763,7 +763,7 @@ static int am65_cpsw_nuss_common_open(struct am65_cpsw_common *common)
	k3_udma_glue_disable_rx_chn(rx_chn->rx_chn);
 
 fail_rx:
-	for (i = 0; i < common->rx_ch_num_flows; i--)
+	for (i = 0; i < common->rx_ch_num_flows; i++)
 		k3_udma_glue_reset_rx_chn(rx_chn->rx_chn, i, &rx_chn->flows[i],
 					  am65_cpsw_nuss_rx_cleanup, 0);
 
-- 
2.45.2