V4L/DVB (7094):  static memory

- Static memory is always initialized with 0.
- Replaced in some cases C99 comments for /* */

Signed-off-by: Douglas Schilling Landgraf <dougsland@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c
index 53fed4b..7008afa 100644
--- a/drivers/media/video/videobuf-dma-sg.c
+++ b/drivers/media/video/videobuf-dma-sg.c
@@ -39,7 +39,7 @@
 #define MAGIC_CHECK(is,should)	if (unlikely((is) != (should))) \
 	{ printk(KERN_ERR "magic mismatch: %x (expected %x)\n",is,should); BUG(); }
 
-static int debug = 0;
+static int debug;
 module_param(debug, int, 0644);
 
 MODULE_DESCRIPTION("helper module to manage video4linux pci dma sg buffers");