From: Mark Salyzyn <Mark_Salyzyn@adaptec.com>
Date: Wed, 30 Apr 2008 19:28:32 +0000 (-0400)
Subject: [SCSI] aacraid: Fix warning about macro side-effects
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=e2efe7aa24dc7b430d2ea109fa117bd3c60ae8e6;p=deliverable%2Flinux.git

[SCSI] aacraid: Fix warning about macro side-effects

On some compile environments, warnings are produced regarding the
usage of aac_logical_to_phys macro.

Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
---

diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 113ca9c8934c..a990e5b088cc 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -34,8 +34,8 @@
 #define CONTAINER_TO_ID(cont)		(cont)
 #define CONTAINER_TO_LUN(cont)		(0)
 
-#define aac_phys_to_logical(x)  (x+1)
-#define aac_logical_to_phys(x)  (x?x-1:0)
+#define aac_phys_to_logical(x)  ((x)+1)
+#define aac_logical_to_phys(x)  ((x)?(x)-1:0)
 
 /* #define AAC_DETAILED_STATUS_INFO */