[PATCH v2 10/28] fs/squashfs: sqfs_concat_tokens: check if malloc succeeds

João Marcos Costa jmcosta944 at gmail.com
Tue Nov 3 13:40:08 CET 2020


Reviewed-by Joao Marcos Costa <jmcosta944 at gmail.com>

Em ter., 3 de nov. de 2020 às 08:12, Richard Genoud <
richard.genoud at posteo.net> escreveu:

> memory allocation should always be checked
>
> Signed-off-by: Richard Genoud <richard.genoud at posteo.net>
> ---
>  fs/squashfs/sqfs.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/fs/squashfs/sqfs.c b/fs/squashfs/sqfs.c
> index 72181f38332..7da2e09cc36 100644
> --- a/fs/squashfs/sqfs.c
> +++ b/fs/squashfs/sqfs.c
> @@ -242,6 +242,9 @@ static char *sqfs_concat_tokens(char **token_list, int
> token_count)
>         length = sqfs_get_tokens_length(token_list, token_count);
>
>         result = malloc(length + 1);
> +       if (!result)
> +               return NULL;
> +
>         result[length] = '\0';
>
>         for (i = 0; i < token_count; i++) {
>


-- 
Atenciosamente,
João Marcos Costa

www.linkedin.com/in/jmarcoscosta/
https://github.com/jmarcoscosta


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