1 files changed, 26 insertions, 1 deletions

diff --git a/include/linux/module.h b/include/linux/module.h
index c69b49abe877..d44df9b2c131 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -19,6 +19,7 @@
 #include <linux/jump_label.h>
 #include <linux/export.h>
 #include <linux/rbtree_latch.h>
+#include <linux/error-injection.h>
 
 #include <linux/percpu.h>
 #include <asm/module.h>
@@ -475,6 +476,11 @@ struct module {
         ctor_fn_t *ctors;
         unsigned int num_ctors;
 #endif
+
+#ifdef CONFIG_FUNCTION_ERROR_INJECTION
+        struct error_injection_entry *ei_funcs;
+        unsigned int num_ei_funcs;
+#endif
 } ____cacheline_aligned __randomize_layout;
 #ifndef MODULE_ARCH_INIT
 #define MODULE_ARCH_INIT {}
@@ -485,7 +491,7 @@ extern struct mutex module_mutex;
 /* FIXME: It'd be nice to isolate modules during init, too, so they
    aren't used before they (may) fail.  But presently too much code
    (IDE & SCSI) require entry into the module during init.*/
-static inline int module_is_live(struct module *mod)
+static inline bool module_is_live(struct module *mod)
 {
         return mod->state != MODULE_STATE_GOING;
 }
@@ -606,6 +612,9 @@ int ref_module(struct module *a, struct module *b);
         __mod ? __mod->name : "kernel";         \
 })
 
+/* Dereference module function descriptor */
+void *dereference_module_function_descriptor(struct module *mod, void *ptr);
+
 /* For kallsyms to ask for address resolution.  namebuf should be at
  * least KSYM_NAME_LEN long: a pointer to namebuf is returned if
  * found, otherwise NULL. */
@@ -760,6 +769,13 @@ static inline bool is_module_sig_enforced(void)
         return false;
 }
 
+/* Dereference module function descriptor */
+static inline
+void *dereference_module_function_descriptor(struct module *mod, void *ptr)
+{
+        return ptr;
+}
+
 #endif /* CONFIG_MODULES */
 
 #ifdef CONFIG_SYSFS
@@ -801,6 +817,15 @@ static inline void module_bug_finalize(const Elf_Ehdr *hdr,
 static inline void module_bug_cleanup(struct module *mod) {}
 #endif  /* CONFIG_GENERIC_BUG */
 
+#ifdef RETPOLINE
+extern bool retpoline_module_ok(bool has_retpoline);
+#else
+static inline bool retpoline_module_ok(bool has_retpoline)
+{
+        return true;
+}
+#endif
+
 #ifdef CONFIG_MODULE_SIG
 static inline bool module_sig_ok(struct module *module)
 {