diff --git a/drivers/eisa/eisa-bus.c b/drivers/eisa/eisa-bus.c
index 4d4a473..65dcf04 100644
--- a/drivers/eisa/eisa-bus.c
+++ b/drivers/eisa/eisa-bus.c
@@ -35,9 +35,9 @@
 #define EISA_MAX_FORCED_DEV 16
 
 static int enable_dev[EISA_MAX_FORCED_DEV];
-static int enable_dev_count;
+static unsigned int enable_dev_count;
 static int disable_dev[EISA_MAX_FORCED_DEV];
-static int disable_dev_count;
+static unsigned int disable_dev_count;
 
 static int is_forced_dev (int *forced_tab,
 			  int forced_count,