From 30c875cbc1836a03a1acc6c998fa8a04f29f8f73 Mon Sep 17 00:00:00 2001
From: Borislav Petkov <borislav.petkov@amd.com>
Date: Mon, 22 Jun 2009 19:42:24 +0200
Subject: [PATCH] amd64_edac: fix ecc_enable_override handling
amd64_check_ecc_enabled() returns non-zero status when ECC
checking/correcting is disabled and this fails further loading of the
driver even when 'ecc_enable_override' boot param is used.
Fix that by clearing return status in that case.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
---
drivers/edac/amd64_edac.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 3b76605330e9..8497963a61f6 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -2966,7 +2966,12 @@ static int amd64_check_ecc_enabled(struct amd64_pvt *pvt)
" Use of the override can cause "
"unknown side effects.\n");
ret = -ENODEV;
- }
+ } else
+ /*
+ * enable further driver loading if ECC enable is
+ * overridden.
+ */
+ ret = 0;
} else {
amd64_printk(KERN_INFO,
"ECC is enabled by BIOS, Proceeding "
--
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