[PATCH] Fix sparse warnings

A few sparse warnings have crept in again since I checked last time:
undeclared variables with global scope.

Fix them by marking the private variables properly "static".

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

daemon.c

@@ -71,13 +71,13 @@ static int max_connections = 25;
 
 /* These are updated by the signal handler */
 static volatile unsigned int children_reaped = 0;
-pid_t dead_child[MAX_CHILDREN];
+static pid_t dead_child[MAX_CHILDREN];
 
 /* These are updated by the main loop */
 static unsigned int children_spawned = 0;
 static unsigned int children_deleted = 0;
 
-struct child {
+static struct child {
 	pid_t pid;
 	socklen_t addrlen;
 	struct sockaddr_storage address;

rev-cache.c

@@ -5,7 +5,7 @@
 struct rev_cache **rev_cache;
 int nr_revs, alloc_revs;
 
-struct rev_list_elem *rle_free;
+static struct rev_list_elem *rle_free;
 
 #define BATCH_SIZE 512
 

server-info.c

@@ -62,7 +62,7 @@ static int update_info_refs(int force)
 }
 
 /* packs */
-struct pack_info {
+static struct pack_info {
 	unsigned long latest;
 	struct packed_git *p;
 	int old_num;