powerpc/book3e: Protect complex macro args in mmu-book3e.h

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/include/asm/mmu-book3e.h b/arch/powerpc/include/asm/mmu-book3e.h
index 8eaed81..17194fc 100644 (file)
--- a/arch/powerpc/include/asm/mmu-book3e.h
+++ b/arch/powerpc/include/asm/mmu-book3e.h
@@ -40,8 +40,8 @@
 
 /* MAS registers bit definitions */
 
-#define MAS0_TLBSEL(x)         ((x << 28) & 0x30000000)
-#define MAS0_ESEL(x)           ((x << 16) & 0x0FFF0000)
+#define MAS0_TLBSEL(x)         (((x) << 28) & 0x30000000)
+#define MAS0_ESEL(x)           (((x) << 16) & 0x0FFF0000)
 #define MAS0_NV(x)             ((x) & 0x00000FFF)
 #define MAS0_HES               0x00004000
 #define MAS0_WQ_ALLWAYS                0x00000000
@@ -50,12 +50,12 @@
 
 #define MAS1_VALID             0x80000000
 #define MAS1_IPROT             0x40000000
-#define MAS1_TID(x)            ((x << 16) & 0x3FFF0000)
+#define MAS1_TID(x)            (((x) << 16) & 0x3FFF0000)
 #define MAS1_IND               0x00002000
 #define MAS1_TS                        0x00001000
 #define MAS1_TSIZE_MASK                0x00000f80
 #define MAS1_TSIZE_SHIFT       7
-#define MAS1_TSIZE(x)          ((x << MAS1_TSIZE_SHIFT) & MAS1_TSIZE_MASK)
+#define MAS1_TSIZE(x)          (((x) << MAS1_TSIZE_SHIFT) & MAS1_TSIZE_MASK)
 
 #define MAS2_EPN               0xFFFFF000
 #define MAS2_X0                        0x00000040