linux-kernel - [PATCH] powerpc/sstep: Use bitwise instead of arithmetic operator for flags

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Message-Id: <1613811455-2457-1-git-send-email-yang.lee@linux.alibaba.com>
Date:   Sat, 20 Feb 2021 16:57:35 +0800
From:   Yang Li <yang.lee@...ux.alibaba.com>
To:     mpe@...erman.id.au
Cc:     benh@...nel.crashing.org, paulus@...ba.org,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        Yang Li <yang.lee@...ux.alibaba.com>
Subject: [PATCH] powerpc/sstep: Use bitwise instead of arithmetic operator for flags

Fix the following coccinelle warnings:
./arch/powerpc/lib/sstep.c:1090:20-21: WARNING: sum of probable
bitmasks, consider |
./arch/powerpc/lib/sstep.c:1115:20-21: WARNING: sum of probable
bitmasks, consider |
./arch/powerpc/lib/sstep.c:1134:20-21: WARNING: sum of probable
bitmasks, consider |

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
---
 arch/powerpc/lib/sstep.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index ede093e..e568cc5 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -1087,7 +1087,7 @@ static nokprobe_inline void add_with_carry(const struct pt_regs *regs,
 
 	if (carry_in)
 		++val;
-	op->type = COMPUTE + SETREG + SETXER;
+	op->type = COMPUTE | SETREG | SETXER;
 	op->reg = rd;
 	op->val = val;
 #ifdef __powerpc64__
@@ -1112,7 +1112,7 @@ static nokprobe_inline void do_cmp_signed(const struct pt_regs *regs,
 {
 	unsigned int crval, shift;
 
-	op->type = COMPUTE + SETCC;
+	op->type = COMPUTE | SETCC;
 	crval = (regs->xer >> 31) & 1;		/* get SO bit */
 	if (v1 < v2)
 		crval |= 8;
@@ -1131,7 +1131,7 @@ static nokprobe_inline void do_cmp_unsigned(const struct pt_regs *regs,
 {
 	unsigned int crval, shift;
 
-	op->type = COMPUTE + SETCC;
+	op->type = COMPUTE | SETCC;
 	crval = (regs->xer >> 31) & 1;		/* get SO bit */
 	if (v1 < v2)
 		crval |= 8;
-- 
1.8.3.1