um: Do not initialise statics to 0.

do not initialise statics to 0.
Signed-off-by: Xin Gao <gaoxin@cdjrlc.com>
Signed-off-by: Richard Weinberger <richard@nod.at>

arch/um/drivers/mconsole_kern.c

@@ -283,7 +283,7 @@ struct unplugged_pages {
 };
 
 static DEFINE_MUTEX(plug_mem_mutex);
-static unsigned long long unplugged_pages_count = 0;
+static unsigned long long unplugged_pages_count;
 static LIST_HEAD(unplugged_pages);
 static int unplug_index = UNPLUGGED_PER_PAGE;
 

arch/um/drivers/ssl.c

@@ -106,7 +106,7 @@ static const struct tty_operations ssl_ops = {
 /* Changed by ssl_init and referenced by ssl_exit, which are both serialized
  * by being an initcall and exitcall, respectively.
  */
-static int ssl_init_done = 0;
+static int ssl_init_done;
 
 static void ssl_console_write(struct console *c, const char *string,
 			      unsigned len)

arch/um/drivers/stdio_console.c

@@ -88,7 +88,7 @@ static int con_remove(int n, char **error_out)
 }
 
 /* Set in an initcall, checked in an exitcall */
-static int con_init_done = 0;
+static int con_init_done;
 
 static int con_install(struct tty_driver *driver, struct tty_struct *tty)
 {

arch/um/drivers/ubd_kern.c

@@ -1555,7 +1555,7 @@ static void do_io(struct io_thread_req *req, struct io_desc *desc)
 int kernel_fd = -1;
 
 /* Only changed by the io thread. XXX: currently unused. */
-static int io_count = 0;
+static int io_count;
 
 int io_thread(void *arg)
 {