netdev - [PATCH net-next 3/3] ppp: use the correct function to check if a netdev name is in use

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:   Thu,  7 Oct 2021 18:16:52 +0200
From:   Antoine Tenart <atenart@...nel.org>
To:     davem@...emloft.net, kuba@...nel.org
Cc:     Antoine Tenart <atenart@...nel.org>, pabeni@...hat.com,
        juri.lelli@...hat.com, netdev@...r.kernel.org
Subject: [PATCH net-next 3/3] ppp: use the correct function to check if a netdev name is in use

A new helper to detect if a net device name is in use was added. Use it
here as the return reference from __dev_get_by_name was discarded.

Signed-off-by: Antoine Tenart <atenart@...nel.org>
---
 drivers/net/ppp/ppp_generic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index fb52cd175b45..1180a0e2445f 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -1161,7 +1161,7 @@ static int ppp_unit_register(struct ppp *ppp, int unit, bool ifname_is_set)
 		if (!ifname_is_set) {
 			while (1) {
 				snprintf(ppp->dev->name, IFNAMSIZ, "ppp%i", ret);
-				if (!__dev_get_by_name(ppp->ppp_net, ppp->dev->name))
+				if (!netdev_name_in_use(ppp->ppp_net, ppp->dev->name))
 					break;
 				unit_put(&pn->units_idr, ret);
 				ret = unit_get(&pn->units_idr, ppp, ret + 1);
-- 
2.31.1