From: Jiang Liu Date: Tue, 14 Feb 2012 16:01:44 +0000 (+0800) Subject: CPER failed to handle generic error records with multiple sections X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=37d2a3622d249d83413c92a1cd9e94b5237d0fcc;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git CPER failed to handle generic error records with multiple sections 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 Signed-off-by: Len Brown --- diff --git a/drivers/acpi/apei/cper.c b/drivers/acpi/apei/cper.c index 5d4189464d63..e6defd86b424 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;