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-rw-r--r--scripts/mod/modpost.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 16a69a129805..5ca7c268294e 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -28,6 +28,8 @@
#include "modpost.h"
#include "../../include/linux/license.h"
+#define MODULE_NS_PREFIX "module:"
+
static bool module_enabled;
/* Are we using CONFIG_MODVERSIONS? */
static bool modversions;
@@ -1597,8 +1599,13 @@ static void read_symbols(const char *modname)
for (namespace = get_modinfo(&info, "import_ns");
namespace;
- namespace = get_next_modinfo(&info, "import_ns", namespace))
+ namespace = get_next_modinfo(&info, "import_ns", namespace)) {
+ if (strstarts(namespace, MODULE_NS_PREFIX))
+ error("%s: explicitly importing namespace \"%s\" is not allowed.\n",
+ mod->name, namespace);
+
add_namespace(&mod->imported_namespaces, namespace);
+ }
if (!get_modinfo(&info, "description"))
warn("missing MODULE_DESCRIPTION() in %s\n", modname);