[PATCH] atalk: remove gcc warning when PROC_FS=n

["Randy.Dunlap" <rddunlap@xxxxxxxx>]

appletalk: Fix gcc warning.

with CONFIG_PROC_FS=n, gcc complains:
net/appletalk/ddp.c:1893: warning: statement with no effect

Signed-off-by: Randy Dunlap <rddunlap@xxxxxxxx>

diffstat:=
 include/linux/atalk.h |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)

diff -Naurp ./include/linux/atalk.h~atalk_procfs ./include/linux/atalk.h
--- ./include/linux/atalk.h~atalk_procfs        2005-01-24 13:00:23.000000000 
-0800
+++ ./include/linux/atalk.h     2005-01-25 19:43:22.647935760 -0800
@@ -229,7 +229,7 @@ extern void atalk_unregister_sysctl(void
 extern int atalk_proc_init(void);
 extern void atalk_proc_exit(void);
 #else
-#define atalk_proc_init()      0
+#define atalk_proc_init()      ({ 0; })
 #define atalk_proc_exit()      do { } while(0)
 #endif /* CONFIG_PROC_FS */