Re: [PATCH] Kbuild, lto: Avoid reported warning with strtoul

[Al Viro]

On Fri, Apr 18, 2014 at 06:35:56AM +0200, Andi Kleen wrote:
> From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
> 
> Apparently someone's C library declares strtoul with warn_unused_result.
> Cast to void to avoid the warning. Error handling is not useful here.

Umm...  Since we don't give a fsck for the value, isn't that simply
	
	char *p = strchr(s, '.');
	if (p) {
		size_t m = strspn(p + 1, "0123456789");
		if (m > 0 && (p[m + 1] == '.' || p[m + 1] == '\0'))
			*p = '\0';
	}
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