diff --git a/drivers/net/82596.c b/drivers/net/82596.c
index cca94b9c08ae5360428554fcff302620009488b4..77547545509b25c79aeab6b59cc92fd9e38eff5c 100644
--- a/drivers/net/82596.c
+++ b/drivers/net/82596.c
@@ -122,13 +122,13 @@ static char version[] __initdata =
 #define ISCP_BUSY	0x00010000
 #define MACH_IS_APRICOT	0
 #else
-#define WSWAPrfd(x)     ((struct i596_rfd *)(x))
-#define WSWAPrbd(x)     ((struct i596_rbd *)(x))
-#define WSWAPiscp(x)    ((struct i596_iscp *)(x))
-#define WSWAPscb(x)     ((struct i596_scb *)(x))
-#define WSWAPcmd(x)     ((struct i596_cmd *)(x))
-#define WSWAPtbd(x)     ((struct i596_tbd *)(x))
-#define WSWAPchar(x)    ((char *)(x))
+#define WSWAPrfd(x)     ((struct i596_rfd *)((long)x))
+#define WSWAPrbd(x)     ((struct i596_rbd *)((long)x))
+#define WSWAPiscp(x)    ((struct i596_iscp *)((long)x))
+#define WSWAPscb(x)     ((struct i596_scb *)((long)x))
+#define WSWAPcmd(x)     ((struct i596_cmd *)((long)x))
+#define WSWAPtbd(x)     ((struct i596_tbd *)((long)x))
+#define WSWAPchar(x)    ((char *)((long)x))
 #define ISCP_BUSY	0x0001
 #define MACH_IS_APRICOT	1
 #endif