[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>
diff --git a/daemon.c b/daemon.c
index eeff9e7..b7d6091 100644
--- a/daemon.c
+++ b/daemon.c
@@ -71,13 +71,13 @@
 
 /* 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;
diff --git a/rev-cache.c b/rev-cache.c
index f908ce7..6344d62 100644
--- a/rev-cache.c
+++ b/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
 
diff --git a/server-info.c b/server-info.c
index 3dd201a..2b3aeca 100644
--- a/server-info.c
+++ b/server-info.c
@@ -62,7 +62,7 @@
 }
 
 /* packs */
-struct pack_info {
+static struct pack_info {
 	unsigned long latest;
 	struct packed_git *p;
 	int old_num;