@@ -341,6 +341,7 @@ void acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_node)
{
struct acpi_namespace_node *child_node = NULL;
u32 level = 1;
+ acpi_status status;
ACPI_FUNCTION_TRACE(ns_delete_namespace_subtree);
@@ -348,6 +349,13 @@ void acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_node)
return_VOID;
}
+ /* Lock namespace for possible update */
+
+ status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+ if (ACPI_FAILURE(status)) {
+ return_VOID;
+ }
+
/*
* Traverse the tree of objects until we bubble back up
* to where we started.
@@ -397,6 +405,7 @@ void acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_node)
}
}
+ (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_VOID;
}