netdev - [PATCH net-next 5/6] net: remove dev_valid_name() check from __dev_alloc

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Date: Thu, 19 Oct 2023 18:18:55 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: davem@...emloft.net
Cc: netdev@...r.kernel.org,
	edumazet@...gle.com,
	pabeni@...hat.com,
	johannes.berg@...el.com,
	mpe@...erman.id.au,
	j@...fi,
	jiri@...nulli.us
Subject: [PATCH net-next 5/6] net: remove dev_valid_name() check from __dev_alloc_name()

__dev_alloc_name() is only called by dev_prep_valid_name(),
which already checks that name is valid.

Signed-off-by: Jakub Kicinski <kuba@...nel.org>
---
 net/core/dev.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/net/core/dev.c b/net/core/dev.c
index d2698b4bbad4..0830f2967221 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1077,9 +1077,6 @@ static int __dev_alloc_name(struct net *net, const char *name, char *res)
 	struct net_device *d;
 	char buf[IFNAMSIZ];
 
-	if (!dev_valid_name(name))
-		return -EINVAL;
-
 	/* Verify the string as this thing may have come from the user.
 	 * There must be one "%d" and no other "%" characters.
 	 */
-- 
2.41.0