netdev - [PATCH wpan-next v3 05/11] net: ieee802154: at86rf230: Assume invalid TRAC if not recognized

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 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:   Thu,  3 Mar 2022 19:25:02 +0100
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Alexander Aring <alex.aring@...il.com>,
        Stefan Schmidt <stefan@...enfreihafen.org>,
        linux-wpan@...r.kernel.org
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        David Girault <david.girault@...vo.com>,
        Romuald Despres <romuald.despres@...vo.com>,
        Frederic Blain <frederic.blain@...vo.com>,
        Nicolas Schodet <nico@...fr.eu.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>
Subject: [PATCH wpan-next v3 05/11] net: ieee802154: at86rf230: Assume invalid TRAC if not recognized

The TRAC register gives the MAC error codes if any. If the TRAC register
reports a value that is unknown, we should probably assume that it is
invalid.

Signed-off-by: Miquel Raynal <miquel.raynal@...tlin.com>
---
 drivers/net/ieee802154/at86rf230.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ieee802154/at86rf230.c b/drivers/net/ieee802154/at86rf230.c
index 563031ce76f0..616acfa8cd28 100644
--- a/drivers/net/ieee802154/at86rf230.c
+++ b/drivers/net/ieee802154/at86rf230.c
@@ -694,6 +694,7 @@ at86rf230_tx_trac_check(void *context)
 			break;
 		default:
 			WARN_ONCE(1, "received tx trac status %d\n", trac);
+			lp->trac.invalid++;
 			break;
 		}
 	}
-- 
2.27.0