Commit 3078e059 authored by Chao Yu's avatar Chao Yu Committed by Kent Overstreet
Browse files

bcachefs: fix error path of __bch2_read_super() 



In __bch2_read_super(), if kstrdup() fails, it needs to release memory
in sb->holder, fix to call bch2_free_super() in the error path.

Signed-off-by: default avatarChao Yu <chao@kernel.org>
Reviewed-by: default avatarHongbo Li <lihongbo22@huawei.com>
Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
parent f0a73d4f

fs/bcachefs/super-io.c

+5 −2
Original line number Diff line number Diff line
@@ -700,8 +700,11 @@ static int __bch2_read_super(const char *path, struct bch_opts *opts, 
		return -ENOMEM;



	sb->sb_name = kstrdup(path, GFP_KERNEL);

	if (!sb->sb_name)

		return -ENOMEM;

	if (!sb->sb_name) {

		ret = -ENOMEM;

		prt_printf(&err, "error allocating memory for sb_name");

		goto err;

	}



#ifndef __KERNEL__

	if (opt_get(*opts, direct_io) == false)