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Date: Sun, 12 May 2019 17:18:20 -0400
From: Gabriel Krisman Bertazi <krisman@...labora.com>
To: "Theodore Ts'o" <tytso@....edu>
Cc: Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] unicode: add missing check for an error return from utf8lookup()
"Theodore Ts'o" <tytso@....edu> writes:
> Signed-off-by: Theodore Ts'o <tytso@....edu>
> Cc: Gabriel Krisman Bertazi <krisman@...labora.com>
Acked-by: Gabriel Krisman Bertazi <krisman@...labora.com>
> ---
> fs/unicode/utf8-norm.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/fs/unicode/utf8-norm.c b/fs/unicode/utf8-norm.c
> index 20d440c3f2db..801ed6d2ea37 100644
> --- a/fs/unicode/utf8-norm.c
> +++ b/fs/unicode/utf8-norm.c
> @@ -714,6 +714,8 @@ int utf8byte(struct utf8cursor *u8c)
> }
>
> leaf = utf8lookup(u8c->data, u8c->hangul, u8c->s);
> + if (!leaf)
> + return -1;
> ccc = LEAF_CCC(leaf);
> }
--
Gabriel Krisman Bertazi
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