[PATCH] uml: mconsole locking

[mv-sheeva.git] / arch / um / drivers / null.c

diff --git a/arch/um/drivers/null.c b/arch/um/drivers/null.c
index 3683ed44315d6e2da21707c9293bf82eb22e326b..9016c68beee8d3287761b1da07001c5915bde7c6 100644 (file)
--- a/arch/um/drivers/null.c
+++ b/arch/um/drivers/null.c
@@ -8,6 +8,7 @@
 #include "chan_user.h"
 #include "os.h"
 
+/* This address is used only as a unique identifer */
 static int null_chan;
 
 static void *null_init(char *str, int device, const struct chan_opts *opts)