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Diffstat (limited to 'drivers/char/rio/rio.h')
-rw-r--r--drivers/char/rio/rio.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/char/rio/rio.h b/drivers/char/rio/rio.h
index 7f45e1ab5332..2d466ffe112d 100644
--- a/drivers/char/rio/rio.h
+++ b/drivers/char/rio/rio.h
@@ -186,8 +186,8 @@ static char *_rio_h_sccs_ = "@(#)rio.h 1.3";
** RIO_OBJ takes hostp->Caddr and a UNIX pointer to an object and
** returns the offset into the DP RAM area.
*/
-#define RIO_PTR(C,O) (((caddr_t)(C))+(0xFFFF&(O)))
-#define RIO_OFF(C,O) ((int)(O)-(int)(C))
+#define RIO_PTR(C,O) (((unsigned char *)(C))+(0xFFFF&(O)))
+#define RIO_OFF(C,O) ((long)(O)-(long)(C))
/*
** How to convert from various different device number formats: