linux-kernel - [PATCH] powerpc/xmon: use ARRAY_SIZE on various array sizing calculations

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Message-Id: <20171207110134.22566-1-colin.king@canonical.com>
Date:   Thu,  7 Dec 2017 11:01:34 +0000
From:   Colin King <colin.king@...onical.com>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Balbir Singh <bsingharora@...il.com>,
        linuxppc-dev@...ts.ozlabs.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] powerpc/xmon: use ARRAY_SIZE on various array sizing calculations

From: Colin Ian King <colin.king@...onical.com>

Use the ARRAY_SIZE macro on several arrays to determine their size.
Improvement suggested by coccinelle.

Signed-off-by: Colin Ian King <colin.king@...onical.com>
---
 arch/powerpc/xmon/ppc-opc.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/arch/powerpc/xmon/ppc-opc.c b/arch/powerpc/xmon/ppc-opc.c
index ac2b55b1332e..f3f57a12d43b 100644
--- a/arch/powerpc/xmon/ppc-opc.c
+++ b/arch/powerpc/xmon/ppc-opc.c
@@ -966,8 +966,7 @@ const struct powerpc_operand powerpc_operands[] =
   { 0xff, 11, NULL, NULL, PPC_OPERAND_SIGNOPT },
 };
 
-const unsigned int num_powerpc_operands = (sizeof (powerpc_operands)
-					   / sizeof (powerpc_operands[0]));
+const unsigned int num_powerpc_operands = ARRAY_SIZE(powerpc_operands);
 
 /* The functions used to insert and extract complicated operands.  */
 
@@ -6980,8 +6979,7 @@ const struct powerpc_opcode powerpc_opcodes[] = {
 {"fcfidu.",	XRC(63,974,1),	XRA_MASK, POWER7|PPCA2,	PPCVLE,		{FRT, FRB}},
 };
 
-const int powerpc_num_opcodes =
-  sizeof (powerpc_opcodes) / sizeof (powerpc_opcodes[0]);
+const int powerpc_num_opcodes = ARRAY_SIZE(powerpc_opcodes);
 .
 /* The VLE opcode table.
 
@@ -7219,8 +7217,7 @@ const struct powerpc_opcode vle_opcodes[] = {
 {"se_bl",	BD8(58,0,1),	BD8_MASK,	PPCVLE,	0,		{B8}},
 };
 
-const int vle_num_opcodes =
-  sizeof (vle_opcodes) / sizeof (vle_opcodes[0]);
+const int vle_num_opcodes = ARRAY_SIZE(vle_opcodes);
 .
 /* The macro table.  This is only used by the assembler.  */
 
@@ -7288,5 +7285,4 @@ const struct powerpc_macro powerpc_macros[] = {
 {"e_clrlslwi",4, PPCVLE, "e_rlwinm %0,%1,%3,(%2)-(%3),31-(%3)"},
 };
 
-const int powerpc_num_macros =
-  sizeof (powerpc_macros) / sizeof (powerpc_macros[0]);
+const int powerpc_num_macros = ARRAY_SIZE(powerpc_macros);
-- 
2.14.1