From: Chen, Gong <gong.chen@linux.intel.com>
Date: Fri, 18 Oct 2013 21:27:51 +0000 (-0700)
Subject: ACPI, APEI, CPER: Fix status check during error printing
X-Git-Tag: next-20131105~29^2~4^2~1^2~8
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=833ba4b1ba653f279c78e8e3352527acce8946e6;p=karo-tx-linux.git

ACPI, APEI, CPER: Fix status check during error printing

Commit aaf9d93be71c:
	ACPI / APEI: fix error status check condition for CPER
only catches condition check before print, but a similar check is
needed during printing CPER error sections.

Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Reviewed-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
---

diff --git a/drivers/acpi/apei/cper.c b/drivers/acpi/apei/cper.c
index 33dc6a004802..f827f02bfbe8 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);