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ocfs2: clean up redundant NULL check before iput 

Since iput will take care the NULL check itself, NULL check before
calling it is redundant.  So clean them up.

Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.de>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joseph Qi 2016-01-14 15:17:27 -08:00 committed by Linus Torvalds
parent b556014338
commit 72865d9230
7 changed files with 11 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
fs/ocfs2/alloc.c
View File

@ -6174,8 +6174,7 @@ int ocfs2_begin_truncate_log_recovery(struct ocfs2_super *osb,
}
bail:
if (tl_inode)
iput(tl_inode);
iput(tl_inode);
brelse(tl_bh);
if (status < 0) {

4
fs/ocfs2/ioctl.c
View File

@ -606,9 +606,7 @@ bail:
if (gb_inode)
mutex_unlock(&gb_inode->i_mutex);
if (gb_inode)
iput(gb_inode);
iput(gb_inode);
brelse(bh);
return status;

10
fs/ocfs2/journal.c
View File

@ -1042,8 +1042,7 @@ void ocfs2_journal_shutdown(struct ocfs2_super *osb)
// up_write(&journal->j_trans_barrier);
done:
if (inode)
iput(inode);
iput(inode);
}
static void ocfs2_clear_journal_error(struct super_block *sb,
@ -1687,9 +1686,7 @@ done:
if (got_lock)
ocfs2_inode_unlock(inode, 1);
if (inode)
iput(inode);
iput(inode);
brelse(bh);
return status;
@ -1796,8 +1793,7 @@ static int ocfs2_trylock_journal(struct ocfs2_super *osb,
ocfs2_inode_unlock(inode, 1);
bail:
if (inode)
iput(inode);
iput(inode);
return status;
}

10
fs/ocfs2/localalloc.c
View File

@ -358,8 +358,7 @@ int ocfs2_load_local_alloc(struct ocfs2_super *osb)
bail:
if (status < 0)
brelse(alloc_bh);
if (inode)
iput(inode);
iput(inode);
trace_ocfs2_load_local_alloc(osb->local_alloc_bits);
@ -473,8 +472,7 @@ out_mutex:
iput(main_bm_inode);
out:
if (local_alloc_inode)
iput(local_alloc_inode);
iput(local_alloc_inode);
kfree(alloc_copy);
}
@ -1327,9 +1325,7 @@ bail:
brelse(main_bm_bh);
if (main_bm_inode)
iput(main_bm_inode);
iput(main_bm_inode);
kfree(alloc_copy);
if (ac)

3
fs/ocfs2/namei.c
View File

@ -1683,8 +1683,7 @@ bail:
if (new_inode)
sync_mapping_buffers(old_inode->i_mapping);
if (new_inode)
iput(new_inode);
iput(new_inode);
ocfs2_free_dir_lookup_result(&target_lookup_res);
ocfs2_free_dir_lookup_result(&old_entry_lookup);

3
fs/ocfs2/slot_map.c
View File

@ -322,8 +322,7 @@ static void __ocfs2_free_slot_info(struct ocfs2_slot_info *si)
if (si == NULL)
return;
if (si->si_inode)
iput(si->si_inode);
iput(si->si_inode);
if (si->si_bh) {
for (i = 0; i < si->si_blocks; i++) {
if (si->si_bh[i]) {

3
fs/ocfs2/super.c
View File

@ -1722,8 +1722,7 @@ static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
ocfs2_inode_unlock(inode, 0);
status = 0;
bail:
if (inode)
iput(inode);
iput(inode);
if (status)
mlog_errno(status);