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btrfs-progs: convert/ext2: Fix memory leak caused by handled ext2_filsys

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Exposed by convert-test with D=asan.

Unlike btrfs, ext2fs_close() still leaves its ext2_filsys parameter
filled with allocated pointers.

It needs ext2fs_free() to free those pointers.

Issue: #92
Signed-off-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2018-02-14 16:09:56 +08:00 committed by David Sterba
parent 78c5a90ebf
commit b8e884f1cd
1 changed files with 2 additions and 0 deletions
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2
convert/source-ext2.c
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@ -95,6 +95,7 @@ static int ext2_open_fs(struct btrfs_convert_context *cctx, const char *name)
return 0;
fail:
ext2fs_close(ext2_fs);
ext2fs_free(ext2_fs);
return -1;
}
@ -179,6 +180,7 @@ static void ext2_close_fs(struct btrfs_convert_context *cctx)
cctx->volume_name = NULL;
}
ext2fs_close(cctx->fs_data);
ext2fs_free(cctx->fs_data);
}
static u8 ext2_filetype_conversion_table[EXT2_FT_MAX] = {