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Message-ID: <12108512.yf1y2YfOQx@wuerfel> Date: Fri, 18 Dec 2015 10:11:47 +0100 From: Arnd Bergmann <arnd@...db.de> To: David Howells <dhowells@...hat.com> Cc: keyrings@...r.kernel.org, linux-kernel@...r.kernel.org, stable@...r.kernel.org, linux-security-module@...r.kernel.org, John Stultz <john.stultz@...aro.org> Subject: Re: [PATCH 4/5] Handle both ISO 8601 encodings of midnight in mktime64() On Friday 18 December 2015 00:02:17 David Howells wrote: > ISO 8601 format dates permit two different encodings of midnight - 00:00:00 > and 24:00:00 - the first is midnight today and the second is midnight > tomorrow and is exactly equivalent to the first with tomorrow's date. > > Note that the implementation of mktime64() doesn't actually need to be > changed to handle this - the multiplication by 3600 of the hour will take > care of it automatically. However, we should document that this handling > is done in mktime64() and is thus in a common place in the kernel. > > This handling is required for X.509 certificate parsing which can be given > ISO 8601 dates. > > Signed-off-by: David Howells <dhowells@...hat.com> > cc: John Stultz <john.stultz@...aro.org> > cc: Arnd Bergmann <arnd@...db.de> > cc: stable@...r.kernel.org > Acked-by: Arnd Bergmann <arnd@...db.de> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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