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path: root/drivers/acpi/apei/bert.c
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Diffstat (limited to 'drivers/acpi/apei/bert.c')
-rw-r--r--drivers/acpi/apei/bert.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/acpi/apei/bert.c b/drivers/acpi/apei/bert.c
index 12771fcf0417..0d948d0a41af 100644
--- a/drivers/acpi/apei/bert.c
+++ b/drivers/acpi/apei/bert.c
@@ -42,15 +42,7 @@ static void __init bert_print_all(struct acpi_bert_region *region,
int remain = region_len;
u32 estatus_len;
- if (!estatus->block_status)
- return;
-
- while (remain > sizeof(struct acpi_bert_region)) {
- if (cper_estatus_check(estatus)) {
- pr_err(FW_BUG "Invalid error record.\n");
- return;
- }
-
+ while (remain >= sizeof(struct acpi_bert_region)) {
estatus_len = cper_estatus_len(estatus);
if (remain < estatus_len) {
pr_err(FW_BUG "Truncated status block (length: %u).\n",
@@ -58,6 +50,15 @@ static void __init bert_print_all(struct acpi_bert_region *region,
return;
}
+ /* No more error records. */
+ if (!estatus->block_status)
+ return;
+
+ if (cper_estatus_check(estatus)) {
+ pr_err(FW_BUG "Invalid error record.\n");
+ return;
+ }
+
pr_info_once("Error records from previous boot:\n");
cper_estatus_print(KERN_INFO HW_ERR, estatus);
@@ -70,10 +71,6 @@ static void __init bert_print_all(struct acpi_bert_region *region,
estatus->block_status = 0;
estatus = (void *)estatus + estatus_len;
- /* No more error records. */
- if (!estatus->block_status)
- return;
-
remain -= estatus_len;
}
}