[PATCH] staging: vt6655: mac.h: Fix possible precedence issue in macros

From: Dominik Karol Piątkowski
Date: Wed Sep 11 2024 - 14:02:32 EST


It is safer to put macro arguments in parentheses. This way, accidental
operator precedence issues can be avoided.

Signed-off-by: Dominik Karol Piątkowski <dominik.karol.piatkowski@xxxxxxxxxxxxxx>
---
drivers/staging/vt6655/mac.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/vt6655/mac.h b/drivers/staging/vt6655/mac.h
index acf931c3f5fd..a33af2852227 100644
--- a/drivers/staging/vt6655/mac.h
+++ b/drivers/staging/vt6655/mac.h
@@ -537,9 +537,9 @@

/*--------------------- Export Macros ------------------------------*/

-#define VT6655_MAC_SELECT_PAGE0(iobase) iowrite8(0, iobase + MAC_REG_PAGE1SEL)
+#define VT6655_MAC_SELECT_PAGE0(iobase) iowrite8(0, (iobase) + MAC_REG_PAGE1SEL)

-#define VT6655_MAC_SELECT_PAGE1(iobase) iowrite8(1, iobase + MAC_REG_PAGE1SEL)
+#define VT6655_MAC_SELECT_PAGE1(iobase) iowrite8(1, (iobase) + MAC_REG_PAGE1SEL)

#define MAKEWORD(lb, hb) \
((unsigned short)(((unsigned char)(lb)) | (((unsigned short)((unsigned char)(hb))) << 8)))
--
2.34.1