V4L/DVB (4086): There were a cross-reference on cpia and cpia_pp/cpia_usb

Those cross-references were generating an error:
*** Warning: "cpia_pp_init" [/home/v4l/master/v4l/cpia.ko] undefined!
*** Warning: "cpia_usb/_init" [/home/v4l/master/v4l/cpia.ko] undefined!
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/cpia.c

@@ -47,13 +47,6 @@
 
 #include "cpia.h"
 
-#ifdef CONFIG_VIDEO_CPIA_PP
-extern int cpia_pp_init(void);
-#endif
-#ifdef CONFIG_VIDEO_CPIA_USB
-extern int cpia_usb_init(void);
-#endif
-
 static int video_nr = -1;
 
 #ifdef MODULE
@@ -4047,13 +4040,6 @@ static int __init cpia_init(void)
 	proc_cpia_create();
 #endif
 
-#ifdef CONFIG_VIDEO_CPIA_PP
-	cpia_pp_init();
-#endif
-#ifdef CONFIG_VIDEO_CPIA_USB
-	cpia_usb_init();
-#endif
-
 	return 0;
 }
 

drivers/media/video/cpia_pp.c

@@ -803,7 +803,7 @@ static struct parport_driver cpia_pp_driver = {
 	.detach = cpia_pp_detach,
 };
 
-int cpia_pp_init(void)
+static int cpia_pp_init(void)
 {
 	printk(KERN_INFO "%s v%d.%d.%d\n",ABOUT,
 	       CPIA_PP_MAJ_VER,CPIA_PP_MIN_VER,CPIA_PP_PATCH_VER);
@@ -860,6 +860,8 @@ void cleanup_module(void)
 
 static int __init cpia_pp_setup(char *str)
 {
+	int err;
+
 	if (!strncmp(str, "parport", 7)) {
 		int n = simple_strtoul(str + 7, NULL, 10);
 		if (parport_ptr < PARPORT_MAX) {
@@ -873,6 +875,10 @@ static int __init cpia_pp_setup(char *str)
 		parport_nr[parport_ptr++] = PPCPIA_PARPORT_NONE;
 	}
 
+	err=cpia_pp_init();
+	if (err)
+		return err;
+
 	return 1;
 }
 

drivers/media/video/cpia_usb.c

@@ -474,12 +474,6 @@ static int cpia_usb_close(void *privdata)
 	return 0;
 }
 
-int cpia_usb_init(void)
-{
-	/* return -ENODEV; */
-	return 0;
-}
-
 /* Probing and initializing */
 
 static int cpia_probe(struct usb_interface *intf,