From: Joseph Qi <joseph.qi@huawei.com> To: Daeseok Youn <daeseok.youn@gmail.com> Cc: <mfasheh@suse.com>, <akpm@linux-foundation.org>, <richard.weinberger@gmail.com>, <ocfs2-devel@oss.oracle.com>, <linux-kernel@vger.kernel.org> Subject: Re: [Ocfs2-devel] [PATCH 1/4 V2] ocfs2: use retval instead of status for checking error Date: Thu, 19 Mar 2015 14:24:51 +0800 [thread overview] Message-ID: <550A6BB3.5000901@huawei.com> (raw) In-Reply-To: <20150227234840.GA12922@devel.8.8.4.4> Looks good to me. On 2015/2/28 7:48, Daeseok Youn wrote: > The use of 'status' in __ocfs2_add_entry() can return wrong > status when some functions are failed. > > If ocfs2_journal_access_db() in __ocfs2_add_entry() is failed, > that status is saved to 'status' but return variable is 'retval' > which is saved 'success' status. In case of this, __ocfs2_add_entry() > is failed but can be returned as 'success'. > > So replace 'status' with 'retval'. > > Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com> Reviewed-by: Joseph Qi <joseph.qi@huawei.com> > --- > V2 : update changelog > > fs/ocfs2/dir.c | 12 ++++++------ > 1 files changed, 6 insertions(+), 6 deletions(-) > > diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c > index b08050b..1478a50 100644 > --- a/fs/ocfs2/dir.c > +++ b/fs/ocfs2/dir.c > @@ -1617,7 +1617,7 @@ int __ocfs2_add_entry(handle_t *handle, > struct ocfs2_dir_entry *de, *de1; > struct ocfs2_dinode *di = (struct ocfs2_dinode *)parent_fe_bh->b_data; > struct super_block *sb = dir->i_sb; > - int retval, status; > + int retval; > unsigned int size = sb->s_blocksize; > struct buffer_head *insert_bh = lookup->dl_leaf_bh; > char *data_start = insert_bh->b_data; > @@ -1695,22 +1695,22 @@ int __ocfs2_add_entry(handle_t *handle, > } > > if (insert_bh == parent_fe_bh) > - status = ocfs2_journal_access_di(handle, > + retval = ocfs2_journal_access_di(handle, > INODE_CACHE(dir), > insert_bh, > OCFS2_JOURNAL_ACCESS_WRITE); > else { > - status = ocfs2_journal_access_db(handle, > + retval = ocfs2_journal_access_db(handle, > INODE_CACHE(dir), > insert_bh, > OCFS2_JOURNAL_ACCESS_WRITE); > > if (ocfs2_dir_indexed(dir)) { > - status = ocfs2_dx_dir_insert(dir, > + retval = ocfs2_dx_dir_insert(dir, > handle, > lookup); > - if (status) { > - mlog_errno(status); > + if (retval) { > + mlog_errno(retval); > goto bail; > } > } >
WARNING: multiple messages have this Message-ID (diff)
From: Joseph Qi <joseph.qi@huawei.com> To: Daeseok Youn <daeseok.youn@gmail.com> Cc: mfasheh@suse.com, akpm@linux-foundation.org, richard.weinberger@gmail.com, ocfs2-devel@oss.oracle.com, linux-kernel@vger.kernel.org Subject: [Ocfs2-devel] [PATCH 1/4 V2] ocfs2: use retval instead of status for checking error Date: Thu, 19 Mar 2015 14:24:51 +0800 [thread overview] Message-ID: <550A6BB3.5000901@huawei.com> (raw) In-Reply-To: <20150227234840.GA12922@devel.8.8.4.4> Looks good to me. On 2015/2/28 7:48, Daeseok Youn wrote: > The use of 'status' in __ocfs2_add_entry() can return wrong > status when some functions are failed. > > If ocfs2_journal_access_db() in __ocfs2_add_entry() is failed, > that status is saved to 'status' but return variable is 'retval' > which is saved 'success' status. In case of this, __ocfs2_add_entry() > is failed but can be returned as 'success'. > > So replace 'status' with 'retval'. > > Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com> Reviewed-by: Joseph Qi <joseph.qi@huawei.com> > --- > V2 : update changelog > > fs/ocfs2/dir.c | 12 ++++++------ > 1 files changed, 6 insertions(+), 6 deletions(-) > > diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c > index b08050b..1478a50 100644 > --- a/fs/ocfs2/dir.c > +++ b/fs/ocfs2/dir.c > @@ -1617,7 +1617,7 @@ int __ocfs2_add_entry(handle_t *handle, > struct ocfs2_dir_entry *de, *de1; > struct ocfs2_dinode *di = (struct ocfs2_dinode *)parent_fe_bh->b_data; > struct super_block *sb = dir->i_sb; > - int retval, status; > + int retval; > unsigned int size = sb->s_blocksize; > struct buffer_head *insert_bh = lookup->dl_leaf_bh; > char *data_start = insert_bh->b_data; > @@ -1695,22 +1695,22 @@ int __ocfs2_add_entry(handle_t *handle, > } > > if (insert_bh == parent_fe_bh) > - status = ocfs2_journal_access_di(handle, > + retval = ocfs2_journal_access_di(handle, > INODE_CACHE(dir), > insert_bh, > OCFS2_JOURNAL_ACCESS_WRITE); > else { > - status = ocfs2_journal_access_db(handle, > + retval = ocfs2_journal_access_db(handle, > INODE_CACHE(dir), > insert_bh, > OCFS2_JOURNAL_ACCESS_WRITE); > > if (ocfs2_dir_indexed(dir)) { > - status = ocfs2_dx_dir_insert(dir, > + retval = ocfs2_dx_dir_insert(dir, > handle, > lookup); > - if (status) { > - mlog_errno(status); > + if (retval) { > + mlog_errno(retval); > goto bail; > } > } >
next prev parent reply other threads:[~2015-03-19 6:25 UTC|newest] Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-02-27 23:48 [PATCH 1/4 V2] ocfs2: use retval instead of status for checking error Daeseok Youn 2015-02-27 23:48 ` [Ocfs2-devel] " Daeseok Youn 2015-03-02 9:04 ` Richard Weinberger 2015-03-02 9:04 ` [Ocfs2-devel] " Richard Weinberger 2015-03-03 1:38 ` DaeSeok Youn 2015-03-03 1:38 ` [Ocfs2-devel] " DaeSeok Youn 2015-03-05 9:36 ` DaeSeok Youn 2015-03-05 9:36 ` [Ocfs2-devel] " DaeSeok Youn 2015-03-13 3:59 ` DaeSeok Youn 2015-03-13 3:59 ` [Ocfs2-devel] " DaeSeok Youn 2015-03-13 8:15 ` Richard Weinberger 2015-03-13 8:15 ` [Ocfs2-devel] " Richard Weinberger 2015-03-13 11:14 ` DaeSeok Youn 2015-03-19 6:24 ` Joseph Qi [this message] 2015-03-19 6:24 ` Joseph Qi 2015-03-20 2:22 ` DaeSeok Youn 2015-03-20 2:22 ` DaeSeok Youn 2015-03-19 22:23 ` Andrew Morton 2015-03-19 22:23 ` [Ocfs2-devel] " Andrew Morton 2015-03-20 1:17 ` Joseph Qi 2015-03-20 1:17 ` Joseph Qi 2015-03-24 6:17 ` DaeSeok Youn 2015-03-24 6:17 ` DaeSeok Youn
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