[sheepdog] [PATCH v2 1/2] collie: confirm when rolling back to the snapshot

[Liu Yuan]

On 04/10/2013 12:01 PM, MORITA Kazutaka wrote:
> +	ret = fgets(input, sizeof(input), stdin);
> +	if (ret != NULL && strncasecmp(input, "yes", 3) != 0)

Seems that this can't handle ret == NULL case. If fgets return NULL,
we'll wrongly proceed.

Thanks,
Yuan