tree c029194bb32e26158c6e611164322e4bf28afa56
parent 2c5a1f2d2e3bc9c8cafd23faa79003acc6bf7779
author Zev Weiss <zev@bewilderbeest.net> 1665527864 -0700
committer Ed Tanous <ed@tanous.net> 1665586749 +0000

Add getPollRate helper function

This open-coded pattern had been duplicated in a few places; deduplicate
and increase readability by adding a dedicated function.  While we're at
it, also ensure the configured value isn't inf or NaN.

Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
Change-Id: I5f8fe788eb342ca3bf8b52bd6a2e7cc3364f45e1