Merge remote-tracking branch 'lsk/v3.10/topic/of' into linux-linaro-lsk

[firefly-linux-kernel-4.4.55.git] / kernel / module.c

diff --git a/kernel/module.c b/kernel/module.c
index 10a3af821d2863c105a43e4ab3dc9be34615a15f..61fb677211cba90d841bf1fab48649d0c4504aaa 100644 (file)
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -1866,7 +1866,9 @@ static void free_module(struct module *mod)
 
        /* We leave it in list to prevent duplicate loads, but make sure
         * that noone uses it while it's being deconstructed. */
+       mutex_lock(&module_mutex);
        mod->state = MODULE_STATE_UNFORMED;
+       mutex_unlock(&module_mutex);
 
        /* Remove dynamic debug info */
        ddebug_remove_module(mod->name);