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Subject[PATCH 71/76] CPER failed to handle generic error records with multiple sections
Date
From: Jiang Liu <liuj97@gmail.com>

The function apei_estatus_print() and apei_estatus_check() forget to move ahead
the gdata pointer when dealing with multiple generic error data sections.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Len Brown <len.brown@intel.com>
---
drivers/acpi/apei/cper.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/acpi/apei/cper.c b/drivers/acpi/apei/cper.c
index 5d41894..e6defd8 100644
--- a/drivers/acpi/apei/cper.c
+++ b/drivers/acpi/apei/cper.c
@@ -362,6 +362,7 @@ void apei_estatus_print(const char *pfx,
gedata_len = gdata->error_data_length;
apei_estatus_print_section(pfx, gdata, sec_no);
data_len -= gedata_len + sizeof(*gdata);
+ gdata = (void *)(gdata + 1) + gedata_len;
sec_no++;
}
}
@@ -396,6 +397,7 @@ int apei_estatus_check(const struct acpi_hest_generic_status *estatus)
if (gedata_len > data_len - sizeof(*gdata))
return -EINVAL;
data_len -= gedata_len + sizeof(*gdata);
+ gdata = (void *)(gdata + 1) + gedata_len;
}
if (data_len)
return -EINVAL;
--
1.7.10.rc2.19.gfae9d


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