From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 1/2] xfs: clean up minor sparse warnings
Date: Wed, 21 Dec 2011 11:13:50 -0500 [thread overview]
Message-ID: <20111221161349.GB7001@infradead.org> (raw)
In-Reply-To: <1324426062-21505-2-git-send-email-david@fromorbit.com>
> diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
> index d99a905..2f3f56a 100644
> --- a/fs/xfs/xfs_ioctl.c
> +++ b/fs/xfs/xfs_ioctl.c
> @@ -230,24 +230,22 @@ xfs_open_by_handle(
>
> /* Put open permission in namei format. */
> permflag = hreq->oflags;
> - if ((permflag+1) & O_ACCMODE)
> - permflag++;
> if (permflag & O_TRUNC)
> - permflag |= 2;
> + permflag |= O_RDWR;
>
> if ((!(permflag & O_APPEND) || (permflag & O_TRUNC)) &&
> - (permflag & FMODE_WRITE) && IS_APPEND(inode)) {
> + (OPEN_FMODE(permflag) & FMODE_WRITE) && IS_APPEND(inode)) {
> error = -XFS_ERROR(EPERM);
> goto out_dput;
> }
>
> - if ((permflag & FMODE_WRITE) && IS_IMMUTABLE(inode)) {
> + if ((OPEN_FMODE(permflag) & FMODE_WRITE) && IS_IMMUTABLE(inode)) {
> error = -XFS_ERROR(EACCES);
> goto out_dput;
> }
>
> /* Can't write directories. */
> - if (S_ISDIR(inode->i_mode) && (permflag & FMODE_WRITE)) {
> + if (S_ISDIR(inode->i_mode) && (OPEN_FMODE(permflag) & FMODE_WRITE)) {
> error = -XFS_ERROR(EISDIR);
> goto out_dput;
> }
I think this one is complicated enough that is deserves a separate
patch and a better description.
For the other small bits:
Reviewed-by: Christoph Hellwig <hch@lst.de>
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next prev parent reply other threads:[~2011-12-21 16:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-21 0:07 [PATCH 0/2]: xfs - fixes found with sparse checking Dave Chinner
2011-12-21 0:07 ` [PATCH 1/2] xfs: clean up minor sparse warnings Dave Chinner
2011-12-21 16:13 ` Christoph Hellwig [this message]
2011-12-21 23:59 ` Dave Chinner
2011-12-22 18:15 ` Ben Myers
2012-02-01 18:33 ` Ben Myers
2011-12-21 0:07 ` [PATCH 2/2] xfs: fix endian conversion issue in discard code Dave Chinner
2011-12-21 4:36 ` Ben Myers
2012-01-06 15:12 ` Christoph Hellwig
2012-01-06 15:38 ` Ben Myers
2011-12-21 16:11 ` Christoph Hellwig
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