[PATCH 5.7 370/376] f2fs: dont leak filename in f2fs_try_convert_inline_dir()

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From: Eric Biggers <ebiggers@xxxxxxxxxx>

commit ff5f85c8d62a487bde415ef4c9e2d0be718021df upstream.

We need to call fscrypt_free_filename() to free the memory allocated by
fscrypt_setup_filename().

Fixes: b06af2aff28b ("f2fs: convert inline_dir early before starting rename")
Cc: <stable@xxxxxxxxxxxxxxx> # v5.6+
Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>
Reviewed-by: Chao Yu <yuchao0@xxxxxxxxxx>
Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 fs/f2fs/inline.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -559,12 +559,12 @@ int f2fs_try_convert_inline_dir(struct i
 	ipage = f2fs_get_node_page(sbi, dir->i_ino);
 	if (IS_ERR(ipage)) {
 		err = PTR_ERR(ipage);
-		goto out;
+		goto out_fname;
 	}
 
 	if (f2fs_has_enough_room(dir, ipage, &fname)) {
 		f2fs_put_page(ipage, 1);
-		goto out;
+		goto out_fname;
 	}
 
 	inline_dentry = inline_data_addr(dir, ipage);
@@ -572,6 +572,8 @@ int f2fs_try_convert_inline_dir(struct i
 	err = do_convert_inline_dir(dir, ipage, inline_dentry);
 	if (!err)
 		f2fs_put_page(ipage, 1);
+out_fname:
+	fscrypt_free_filename(&fname);
 out:
 	f2fs_unlock_op(sbi);
 	return err;





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