cxl_getfile(): fix double-iput() on alloc_file() failures

commit d202797f480c0e5918e7642d6716cdc62b3ab5c9 upstream.

Doing iput() after path_put() is wrong.

Cc: stable@vger.kernel.org
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Al Viro 2018-06-09 09:43:13 -04:00 committed by Greg Kroah-Hartman
parent b12c7d0847
commit ea8a50e5f8

View File

@ -102,15 +102,15 @@ static struct file *cxl_getfile(const char *name,
d_instantiate(path.dentry, inode);
file = alloc_file(&path, OPEN_FMODE(flags), fops);
if (IS_ERR(file))
goto err_dput;
if (IS_ERR(file)) {
path_put(&path);
goto err_fs;
}
file->f_flags = flags & (O_ACCMODE | O_NONBLOCK);
file->private_data = priv;
return file;
err_dput:
path_put(&path);
err_inode:
iput(inode);
err_fs: