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libext2fs: don't hang on to unmapped block if extent tree update fails 

If we're doing a BMAP_ALLOC allocation and the extent tree update
fails, there's no point in hanging on to the newly allocated block.
So, free it to make fsck happy.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
maint-test
Darrick J. Wong 2014-02-06 15:32:18 -05:00 committed by Theodore Ts'o
parent 3c890ee96e
commit 6225a154d2
1 changed files with 3 additions and 1 deletions
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4
lib/ext2fs/bmap.c
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@ -255,8 +255,10 @@ got_block:
set_extent:
retval = ext2fs_extent_set_bmap(handle, block,
blk64, 0);
if (retval)
if (retval) {
ext2fs_block_alloc_stats2(fs, blk64, -1);
return retval;
}
/* Update inode after setting extent */
retval = ext2fs_read_inode(fs, ino, inode);
if (retval)