[PATCH] dsddump: fix segfault on type ACPI_TYPE_LOCAL_REFERENCE
Erico Nunes
ernunes at redhat.com
Mon Jul 1 14:01:18 UTC 2019
The ACPI_BUFFER on dsddump print_package_element was unitialized and
caused a segfault running on platforms with a _DSD containing
ACPI_TYPE_LOCAL_REFERENCE.
Signed-off-by: Erico Nunes <ernunes at redhat.com>
---
src/acpi/dsddump/dsddump.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/acpi/dsddump/dsddump.c b/src/acpi/dsddump/dsddump.c
index c4e0610b..c60ba20e 100644
--- a/src/acpi/dsddump/dsddump.c
+++ b/src/acpi/dsddump/dsddump.c
@@ -55,6 +55,9 @@ static void print_package_element(fwts_framework *fw, ACPI_OBJECT *obj)
ACPI_STATUS status;
ACPI_BUFFER buffer;
+ buffer.Length = sizeof(full_name);
+ buffer.Pointer = full_name;
+
switch (obj->Type) {
case ACPI_TYPE_INTEGER:
fwts_log_info_verbatim(fw, " Value: 0x%8.8" PRIx64, obj->Integer.Value);
--
2.20.1
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