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Btrfs: fix memory leak in resolver code

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init_ipath() allocates btrfs_data_container which is never freed.  Free
it in free_ipath() and nuke the comment for init_data_container() - we
can safely free it with kfree().

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2012-03-27 17:09:18 +03:00
parent e4837f8f3b
commit 5eb56d2520
1 changed files with 1 additions and 6 deletions
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7
fs/btrfs/backref.c
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@ -1342,12 +1342,6 @@ int paths_from_inode(u64 inum, struct inode_fs_paths *ipath)
inode_to_path, ipath);
}
/*
* allocates space to return multiple file system paths for an inode.
* total_bytes to allocate are passed, note that space usable for actual path
* information will be total_bytes - sizeof(struct inode_fs_paths).
* the returned pointer must be freed with free_ipath() in the end.
*/
struct btrfs_data_container *init_data_container(u32 total_bytes)
{
struct btrfs_data_container *data;
@ -1403,5 +1397,6 @@ struct inode_fs_paths *init_ipath(s32 total_bytes, struct btrfs_root *fs_root,
void free_ipath(struct inode_fs_paths *ipath)
{
kfree(ipath->fspath);
kfree(ipath);
}