module: fix kdb's illicit use of struct module_use.

Linus changed the structure, and luckily this didn't compile any more.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Jason Wessel <jason.wessel@windriver.com>
Cc: Martin Hicks <mort@sgi.com>

3 files changed, 11 insertions, 19 deletions

diff --git a/include/linux/module.h b/include/linux/module.h
index 680db9e2ac36..5d8fca5dcff5 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -181,6 +181,13 @@ void *__symbol_get(const char *symbol);
 void *__symbol_get_gpl(const char *symbol);
 #define symbol_get(x) ((typeof(&x))(__symbol_get(MODULE_SYMBOL_PREFIX #x)))
 
+/* modules using other modules: kdb wants to see this. */
+struct module_use {
+        struct list_head source_list;
+        struct list_head target_list;
+        struct module *source, *target;
+};
+
 #ifndef __GENKSYMS__
 #ifdef CONFIG_MODVERSIONS
 /* Mark the CRC weak since genksyms apparently decides not to
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index b724c791b6d4..184cd8209c36 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -1857,12 +1857,6 @@ static int kdb_ef(int argc, const char **argv)
 }
 
 #if defined(CONFIG_MODULES)
-/* modules using other modules */
-struct module_use {
-        struct list_head list;
-        struct module *module_which_uses;
-};
-
 /*
  * kdb_lsmod - This function implements the 'lsmod' command.  Lists
  *      currently loaded kernel modules.
@@ -1894,9 +1888,9 @@ static int kdb_lsmod(int argc, const char **argv)
                 {
                         struct module_use *use;
                         kdb_printf(" [ ");
-                        list_for_each_entry(use, &mod->modules_which_use_me,
-                                            list)
-                                kdb_printf("%s ", use->module_which_uses->name);
+                        list_for_each_entry(use, &mod->source_list,
+                                            source_list)
+                                kdb_printf("%s ", use->target->name);
                         kdb_printf("]\n");
                 }
 #endif
diff --git a/kernel/module.c b/kernel/module.c
index be18c3e34684..bbb1d812c79c 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -536,14 +536,6 @@ static void module_unload_init(struct module *mod)
         mod->waiter = current;
 }
 
-/* modules using other modules */
-struct module_use
-{
-        struct list_head source_list;
-        struct list_head target_list;
-        struct module *source, *target;
-};
-
 /* Does a already use b? */
 static int already_uses(struct module *a, struct module *b)
 {
@@ -589,8 +581,7 @@ static int add_module_usage(struct module *a, struct module *b)
 /* Module a uses b */
 int use_module(struct module *a, struct module *b)
 {
-        struct module_use *use;
-        int no_warn, err;
+        int err;
 
         if (b == NULL || already_uses(a, b)) return 1;