iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ACPICA: acpidump: Fix repetitive table dump in -n mode.

Browse Source 
In "-n" mode, reserved tables (RSDP/RSDT/XSDT/DSDT/FACS) are dumped
multiple times due a missing instance check in osl_get_bios_table().
This patch fixes this issue.

Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Lv Zheng 2014-05-28 01:14:55 +08:00 committed by Rafael J. Wysocki
parent a238317ce8
commit 2947c1d5f7
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
tools/power/acpi/os_specific/service_layers/oslinuxtbl.c
View File

@ -783,6 +783,10 @@ osl_get_bios_table(char *signature,
ACPI_COMPARE_NAME(signature, ACPI_SIG_XSDT) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_DSDT) ||
ACPI_COMPARE_NAME(signature, ACPI_SIG_FACS)) {
if (instance > 0) {
return (AE_LIMIT);
}
/*
* Get the appropriate address, either 32-bit or 64-bit. Be very
* careful about the FADT length and validate table addresses.