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From: Kari Argillander <kari.argillander@gmail.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>,
	ntfs3@lists.linux.dev, linux-kernel@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 1/3] fs/ntfs3: Fix error code in indx_add_allocate()
Date: Tue, 24 Aug 2021 12:03:30 +0300	[thread overview]
Message-ID: <20210824090330.fmuif7e4kku2nrli@kari-VirtualBox> (raw)
In-Reply-To: <20210824074932.GA13096@kili>

On Tue, Aug 24, 2021 at 10:49:32AM +0300, Dan Carpenter wrote:
> Return -EINVAL if ni_find_attr() fails.  Don't return success.
> 
> Fixes: 82cae269cfa9 ("fs/ntfs3: Add initialization of super block")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Good catch. It seems it is like 50/50 if this should be -ENOENT. I
just check what we do else where where !ni_find_attr().

But either way:
Reviewed-by: Kari Argillander <kari.argillander@gmail.com>

> ---
>  fs/ntfs3/index.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c
> index 6aa9540ece47..07d6dee0a4ba 100644
> --- a/fs/ntfs3/index.c
> +++ b/fs/ntfs3/index.c
> @@ -1499,6 +1499,7 @@ static int indx_add_allocate(struct ntfs_index *indx, struct ntfs_inode *ni,
>  	alloc = ni_find_attr(ni, NULL, NULL, ATTR_ALLOC, in->name, in->name_len,
>  			     NULL, &mi);
>  	if (!alloc) {
> +		err = -EINVAL;
>  		if (bmp)
>  			goto out2;
>  		goto out1;
> -- 
> 2.20.1
> 
> 

      parent reply	other threads:[~2021-08-24  9:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-24  7:49 Dan Carpenter
2021-08-24  7:50 ` [PATCH 2/3] fs/ntfs3: Potential NULL dereference in hdr_find_split() Dan Carpenter
2021-08-24  9:35   ` Kari Argillander
2021-08-24  7:51 ` [PATCH 3/3] fs/ntfs3: Fix error handling in indx_insert_into_root() Dan Carpenter
2021-08-24 10:22   ` Kari Argillander
2021-08-27 17:47   ` Konstantin Komarov
2021-08-24  9:03 ` Kari Argillander [this message]

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