virtio_console: make local symbols static

Those symbols only used within this file, and should be static.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 6d59f166e0e90578cf064364fb7e36c86f5a061b..f4f31fe889027491fe1ca8b926ddd44d6572cbb3 100644 (file)
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -78,8 +78,8 @@ struct ports_driver_data {
 };
 static struct ports_driver_data pdrvdata;
 
-DEFINE_SPINLOCK(pdrvdata_lock);
-DECLARE_COMPLETION(early_console_added);
+static DEFINE_SPINLOCK(pdrvdata_lock);
+static DECLARE_COMPLETION(early_console_added);
 
 /* This struct holds information that's relevant only for console ports */
 struct console {
@@ -1198,7 +1198,7 @@ int __init virtio_cons_early_init(int (*put_chars)(u32, const char *, int))
        return hvc_instantiate(0, 0, &hv_ops);
 }
 
-int init_port_console(struct port *port)
+static int init_port_console(struct port *port)
 {
        int ret;