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ext4: standardize error handling in ext4_da_write_inline_data_begin()

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The function has a bit non-standard (for ext4) error recovery in that it
used a mix of 'out' labels and testing for 'handle' being NULL. There
isn't a good reason for that in the function so clean it up a bit.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Jan Kara 2014-01-06 14:03:23 -05:00 committed by Theodore Ts'o
parent bc0ca9df3b
commit 52e4477758
1 changed files with 4 additions and 7 deletions
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11
fs/ext4/inline.c
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@ -859,7 +859,6 @@ retry_journal:
handle = ext4_journal_start(inode, EXT4_HT_INODE, 1);
if (IS_ERR(handle)) {
ret = PTR_ERR(handle);
handle = NULL;
goto out;
}
@ -869,7 +868,7 @@ retry_journal:
if (inline_size >= pos + len) {
ret = ext4_prepare_inline_data(handle, inode, pos + len);
if (ret && ret != -ENOSPC)
goto out;
goto out_journal;
}
if (ret == -ENOSPC) {
@ -878,7 +877,6 @@ retry_journal:
flags,
fsdata);
ext4_journal_stop(handle);
handle = NULL;
if (ret == -ENOSPC &&
ext4_should_retry_alloc(inode->i_sb, &retries))
goto retry_journal;
@ -894,7 +892,7 @@ retry_journal:
page = grab_cache_page_write_begin(mapping, 0, flags);
if (!page) {
ret = -ENOMEM;
goto out;
goto out_journal;
}
down_read(&EXT4_I(inode)->xattr_sem);
@ -911,16 +909,15 @@ retry_journal:
up_read(&EXT4_I(inode)->xattr_sem);
*pagep = page;
handle = NULL;
brelse(iloc.bh);
return 1;
out_release_page:
up_read(&EXT4_I(inode)->xattr_sem);
unlock_page(page);
page_cache_release(page);
out_journal:
ext4_journal_stop(handle);
out:
if (handle)
ext4_journal_stop(handle);
brelse(iloc.bh);
return ret;
}