[dm-devel] [PATCH v2 45/72] libmultipath: fix -Wsign-compare warnings with snprintf()
Bart Van Assche
bvanassche at acm.org
Fri Oct 25 02:51:43 UTC 2019
On 2019-10-24 08:06, Martin Wilck wrote:
> +#define safe_snprintf(var, size, format, args...) \
> + ({ \
> + size_t __size = size; \
> + int __ret; \
> + \
> + __ret = snprintf(var, size, format, ##args); \
> + __ret < 0 || (size_t)__ret >= __size; \
> + })
How about adding a comment that explains the meaning of the returned
value? Otherwise this patch looks fine to me. Thank you for having done
this rework.
Bart.
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