linux-ext4 - Re: [PATCH] ext2: add missing brelse() in ext2_new

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Thu, 30 May 2019 13:35:47 +0200
From:   Jan Kara <jack@...e.cz>
To:     Chengguang Xu <cgxu519@...o.com.cn>
Cc:     jack@...e.com, linux-ext4@...r.kernel.org
Subject: Re: [PATCH] ext2: add missing brelse() in ext2_new_inode()

On Thu 30-05-19 18:10:42, Chengguang Xu wrote:
> There is a missing brelse of bitmap_bh in an error
> path of ext2_new_inode().
> 
> Signed-off-by: Chengguang Xu <cgxu519@...o.com.cn>

Thanks for the fix! Applied.

								Honza
> ---
>  fs/ext2/ialloc.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
> index 334dea4e499d..fda7d3f5b4be 100644
> --- a/fs/ext2/ialloc.c
> +++ b/fs/ext2/ialloc.c
> @@ -509,6 +509,7 @@ struct inode *ext2_new_inode(struct inode *dir, umode_t mode,
>  	/*
>  	 * Scanned all blockgroups.
>  	 */
> +	brelse(bitmap_bh);
>  	err = -ENOSPC;
>  	goto fail;
>  got:
> -- 
> 2.20.1
> 
> 
> 
> 
-- 
Jan Kara <jack@...e.com>
SUSE Labs, CR