linux-kernel - [PATCH] powerpc: use ARRAY_SIZE instead of division operation

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Date:   Sat, 20 Feb 2021 16:14:13 +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: use ARRAY_SIZE instead of division operation

This eliminates the following coccicheck warning:
./arch/powerpc/boot/mktree.c:130:31-32: WARNING: Use ARRAY_SIZE

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
---
 arch/powerpc/boot/mktree.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/boot/mktree.c b/arch/powerpc/boot/mktree.c
index dc603f3..0b2def5 100644
--- a/arch/powerpc/boot/mktree.c
+++ b/arch/powerpc/boot/mktree.c
@@ -127,7 +127,7 @@ int main(int argc, char *argv[])
 			exit(5);
 		}
 		cp = tmpbuf;
-		for (i = 0; i < sizeof(tmpbuf) / sizeof(unsigned int); i++)
+		for (i = 0; i < ARRAY_SIZE(tmpbuf); i++)
 			cksum += *cp++;
 		if (write(out_fd, tmpbuf, sizeof(tmpbuf)) != sizeof(tmpbuf)) {
 			perror("boot-image write");
-- 
1.8.3.1