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List:       linux-edac
Subject:    [PATCH v10 7/7] EDAC/igen6: Return consistent errno when another edac driver is enabled
From:       Jia He <justin.he () arm ! com>
Date:       2022-10-18 8:22:14
Message-ID: 20221018082214.569504-8-justin.he () arm ! com
[Download RAW message or body]

Only a single edac driver can be enabled for EDAC MC. The igen6_init()
should be returned with EBUSY instead of ENODEV, which is consistent with
other edac drivers.

Signed-off-by: Jia He <justin.he@arm.com>
---
 drivers/edac/igen6_edac.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/edac/igen6_edac.c b/drivers/edac/igen6_edac.c
index d33c666221f9..544dd19072ea 100644
--- a/drivers/edac/igen6_edac.c
+++ b/drivers/edac/igen6_edac.c
@@ -1276,7 +1276,7 @@ static int __init igen6_init(void)
 
 	owner = edac_get_owner();
 	if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR)))
-		return -ENODEV;
+		return -EBUSY;
 
 	edac_op_state = EDAC_OPSTATE_NMI;
 
-- 
2.25.1

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