modutils: delete unused global variable

function                                             old     new   delta
modprobe_main                                        570     567      -3
insmod_main                                          101      98      -3
insmod_outputname                                      4       -      -4
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 0/2 up/down: 0/-10)             Total: -10 bytes
   text    data     bss     dec     hex filename
 816784     476    7892  825152   c9740 busybox_old
 816778     476    7888  825142   c9736 busybox_unstripped

1 files changed, 11 insertions, 10 deletions

diff --git a/modutils/modutils.h b/modutils/modutils.h
index cc7c65351..0a29ff240 100644
--- a/modutils/modutils.h
+++ b/modutils/modutils.h
@@ -27,9 +27,12 @@ int string_to_llist(char *string, llist_t **llist, const char *delim) FAST_FUNC;
 char *filename2modname(const char *filename, char *modname) FAST_FUNC;
 char *parse_cmdline_module_options(char **argv) FAST_FUNC;
 
-#define INSMOD_OPTS "vq" USE_FEATURE_2_4_MODULES("sLo:fkx") \
+#define INSMOD_OPTS \
+        "vq" \
+        USE_FEATURE_2_4_MODULES("sLo:fkx") \
         USE_FEATURE_INSMOD_LOAD_MAP("m")
-#define INSMOD_ARGS USE_FEATURE_2_4_MODULES(, &insmod_outputname)
+
+#define INSMOD_ARGS USE_FEATURE_2_4_MODULES(, NULL)
 
 enum {
         INSMOD_OPT_VERBOSE      = 0x0001,
@@ -42,13 +45,13 @@ enum {
         INSMOD_OPT_NO_EXPORT    = 0x0080 * ENABLE_FEATURE_2_4_MODULES,
         INSMOD_OPT_PRINT_MAP    = 0x0100 * ENABLE_FEATURE_INSMOD_LOAD_MAP,
 #if ENABLE_FEATURE_2_4_MODULES
-#if ENABLE_FEATURE_INSMOD_LOAD_MAP
+# if ENABLE_FEATURE_INSMOD_LOAD_MAP
         INSMOD_OPT_UNUSED       = 0x0200,
-#else /* ENABLE_FEATURE_INSMOD_LOAD_MAP */
-        INSMOD_OPT_UNUSED       = 0x0100
-#endif
-#else /* ENABLE_FEATURE_2_4_MODULES */
-        INSMOD_OPT_UNUSED       = 0x0004
+# else
+        INSMOD_OPT_UNUSED       = 0x0100,
+# endif
+#else
+        INSMOD_OPT_UNUSED       = 0x0004,
 #endif
 };
 
@@ -56,8 +59,6 @@ int FAST_FUNC bb_init_module(const char *module, const char *options);
 int FAST_FUNC bb_delete_module(const char *module, unsigned int flags);
 
 #if ENABLE_FEATURE_2_4_MODULES
-extern char *insmod_outputname;
-
 int FAST_FUNC bb_init_module_24(const char *module, const char *options);
 #endif