linux-kernel - [PATCH v2 1/9] ACPI, APEI, CPER: Fix status check during error printing

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Date:	Wed, 16 Oct 2013 10:55:58 -0400
From:	"Chen, Gong" <gong.chen@...ux.intel.com>
To:	tony.luck@...el.com, bp@...en8.de, joe@...ches.com,
	naveen.n.rao@...ux.vnet.ibm.com, m.chehab@...sung.com
Cc:	arozansk@...hat.com, linux-acpi@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"Chen, Gong" <gong.chen@...ux.intel.com>
Subject: [PATCH v2 1/9] ACPI, APEI, CPER: Fix status check during error printing

Commit aaf9d93 only catches condition check before print,
but the similar check is needed during printing CPER error
sections.

Signed-off-by: Chen, Gong <gong.chen@...ux.intel.com>
Reviewed-by: Borislav Petkov <bp@...e.de>
---
 drivers/acpi/apei/cper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/apei/cper.c b/drivers/acpi/apei/cper.c
index 33dc6a0..f827f02 100644
--- a/drivers/acpi/apei/cper.c
+++ b/drivers/acpi/apei/cper.c
@@ -353,7 +353,7 @@ void apei_estatus_print(const char *pfx,
 	       cper_severity_str(severity));
 	data_len = estatus->data_length;
 	gdata = (struct acpi_hest_generic_data *)(estatus + 1);
-	while (data_len > sizeof(*gdata)) {
+	while (data_len >= sizeof(*gdata)) {
 		gedata_len = gdata->error_data_length;
 		apei_estatus_print_section(pfx, gdata, sec_no);
 		data_len -= gedata_len + sizeof(*gdata);
-- 
1.8.4.rc3

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