V4L/DVB (3355): removed uneeded init on structs like static int foo=0

- Static vars are equal to zero by default. Removed unnecessary =0 from them,
  saving some data space

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/bttv-cards.c b/drivers/media/video/bttv-cards.c
index 65323e7..9749d6e 100644
--- a/drivers/media/video/bttv-cards.c
+++ b/drivers/media/video/bttv-cards.c
@@ -92,8 +92,8 @@
 static int __devinit pvr_boot(struct bttv *btv);
 
 /* config variables */
-static unsigned int triton1=0;
-static unsigned int vsfx=0;
+static unsigned int triton1;
+static unsigned int vsfx;
 static unsigned int latency = UNSET;
 int no_overlay=-1;
 
@@ -106,7 +106,7 @@
 #ifdef MODULE
 static unsigned int autoload = 1;
 #else
-static unsigned int autoload = 0;
+static unsigned int autoload;
 #endif
 static unsigned int gpiomask = UNSET;
 static unsigned int audioall = UNSET;