drivers/char: use LIST_HEAD instead of LIST_HEAD_INIT

single list_head variable initialized with LIST_HEAD_INIT could almost
always can be replaced with LIST_HEAD declaration, this shrinks the code
and looks better.

Signed-off-by: Denis Cheng <crquan@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Corey Minyard <minyard@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/char/hvc_console.c

@@ -93,7 +93,7 @@ struct hvc_struct {
 };
 
 /* dynamic list of hvc_struct instances */
-static struct list_head hvc_structs = LIST_HEAD_INIT(hvc_structs);
+static LIST_HEAD(hvc_structs);
 
 /*
  * Protect the list of hvc_struct instances from inserts and removals during

drivers/char/hvcs.c

@@ -306,7 +306,7 @@ struct hvcs_struct {
 /* Required to back map a kref to its containing object */
 #define from_kref(k) container_of(k, struct hvcs_struct, kref)
 
-static struct list_head hvcs_structs = LIST_HEAD_INIT(hvcs_structs);
+static LIST_HEAD(hvcs_structs);
 static DEFINE_SPINLOCK(hvcs_structs_lock);
 
 static void hvcs_unthrottle(struct tty_struct *tty);

drivers/char/ipmi/ipmi_msghandler.c

@@ -365,12 +365,12 @@ static struct device_driver ipmidriver = {
 };
 static DEFINE_MUTEX(ipmidriver_mutex);
 
-static struct list_head ipmi_interfaces = LIST_HEAD_INIT(ipmi_interfaces);
+static LIST_HEAD(ipmi_interfaces);
 static DEFINE_MUTEX(ipmi_interfaces_mutex);
 
 /* List of watchers that want to know when smi's are added and
    deleted. */
-static struct list_head smi_watchers = LIST_HEAD_INIT(smi_watchers);
+static LIST_HEAD(smi_watchers);
 static DEFINE_MUTEX(smi_watchers_mutex);