crfsd: prevent ipc_send_children from returning garbage

[Alex Chiang]

If there are no children, ipc_send_children shouldn't just return
whatever garbage might be on the stack.

Initialize ret = 0 to prevent that.

Signed-off-by: Alex Chiang <achiang at hp.com>
---
diff -r da91356bfe57 crfsd/child.c
--- a/crfsd/child.c	Mon Apr 07 17:52:34 2008 -0700
+++ b/crfsd/child.c	Wed Apr 09 17:17:51 2008 -0600
@@ -237,7 +237,7 @@ int ipc_send_children(unsigned int comma
 		      int cmd_fd)
 {
 	struct child *child;
-	int ret;
+	int ret = 0;
 
 	list_for_each_entry(child, &children, item) {
 		ret = ipc_send(child->fd, command, hdr, cmd_fd);