netdev - [PATCH v1 3/7] devlink: devl_resource_register(): differentiate error codes

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Message-ID: <20241018102009.10124-4-przemyslaw.kitszel@intel.com>
Date: Fri, 18 Oct 2024 12:18:32 +0200
From: Przemek Kitszel <przemyslaw.kitszel@...el.com>
To: netdev@...r.kernel.org
Cc: Tony Nguyen <anthony.l.nguyen@...el.com>,
	nex.sw.ncis.osdt.itp.upstreaming@...el.com,
	Marcin Szycik <marcin.szycik@...ux.intel.com>,
	Przemek Kitszel <przemyslaw.kitszel@...el.com>,
	Wojciech Drewek <wojciech.drewek@...el.com>
Subject: [PATCH v1 3/7] devlink: devl_resource_register(): differentiate error codes

Differentiate error codes of devl_resource_register().

Replace one of -EINVAL exit paths by -EEXIST. This should aid developers
introducing new resources and registering them in the wrong order.

Reviewed-by: Wojciech Drewek <wojciech.drewek@...el.com>
Signed-off-by: Przemek Kitszel <przemyslaw.kitszel@...el.com>
---
 net/devlink/resource.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/devlink/resource.c b/net/devlink/resource.c
index 5ce05e94f484..96c0ff24b65a 100644
--- a/net/devlink/resource.c
+++ b/net/devlink/resource.c
@@ -345,7 +345,7 @@ int devl_resource_register(struct devlink *devlink,
 
 	resource = devlink_resource_find(devlink, NULL, resource_id);
 	if (resource)
-		return -EINVAL;
+		return -EEXIST;
 
 	resource = kzalloc(sizeof(*resource), GFP_KERNEL);
 	if (!resource)
-- 
2.46.0