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Message-ID: <f31307ae-8413-d25a-d602-76016a52f7a7@oracle.com>
Date: Mon, 17 Oct 2022 17:39:59 -0500
From: Dave Kleikamp <dave.kleikamp@...cle.com>
To: Colin Ian King <colin.i.king@...il.com>
Cc: kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] jfs: remove redundant assignments to ipaimap and ipaimap2
On 10/17/22 4:56PM, Colin Ian King wrote:
> The pointers ipaimap and ipaimap2 are initialized with values that are
> never read, they are re-assigned later when they are required. The
> initializations are redundant and can be removed.
Hmm. Or we can remove the later assignments. That would seem more
consistent with the ipbmap and ipimap.
>
> Cleans up two clang scan build warnings:
> fs/jfs/jfs_umount.c:42:16: warning: Value stored to 'ipaimap' during
> its initialization is never read [deadcode.DeadStores]
>
> fs/jfs/jfs_umount.c:43:16: warning: Value stored to 'ipaimap2' during
> its initialization is never read [deadcode.DeadStores]
>
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>
> ---
> fs/jfs/jfs_umount.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/jfs/jfs_umount.c b/fs/jfs/jfs_umount.c
> index 3e8b13e6aa01..cc4d7e6e8a4b 100644
> --- a/fs/jfs/jfs_umount.c
> +++ b/fs/jfs/jfs_umount.c
> @@ -39,8 +39,8 @@ int jfs_umount(struct super_block *sb)
> struct jfs_sb_info *sbi = JFS_SBI(sb);
> struct inode *ipbmap = sbi->ipbmap;
> struct inode *ipimap = sbi->ipimap;
> - struct inode *ipaimap = sbi->ipaimap;
> - struct inode *ipaimap2 = sbi->ipaimap2;
> + struct inode *ipaimap;
> + struct inode *ipaimap2;
> struct jfs_log *log;
> int rc = 0;
>
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