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Unix/Linux 网络时间协议版本3 Network Time Protocol Version 3 (NTP) distribution for Unix systems

Replied: Thu, 13 Mar 1997 21:22:11 -0500
Replied: "Juha Sarlin <[e-mail]> "
Forwarded: Thu, 13 Mar 1997 19:09:28 -0500
Forwarded: "[e-mail] "
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          13 Mar 97 22:26 GMT
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	Thu, 13 Mar 1997 23:25:57 +0100
Date: Thu, 13 Mar 1997 23:25:57 +0100
From: Juha Sarlin <[e-mail]>
Message-Id: <[e-mail]>
To: [e-mail]
Subject: FLL fix

The FLL in xntp3-5.89.7 doesn't work for negative offsets, because
the offset is converted to unsigned in the statement:

	stmp = (offset / interval) << 4;

According to ANSI C, "if either operand is unsigned long, the other
is converted to unsigned long". Here is a fix:

*** ntp_loopfilter.c~	Thu Mar 13 22:15:41 1997
--- ntp_loopfilter.c	Thu Mar 13 23:04:58 1997
***************
*** 189,193 ****
  	l_fp ftmp;
  	s_fp stmp;
! 	u_long interval;
  #if defined(KERNEL_PLL)
  	struct timex ntv;
--- 189,193 ----
  	l_fp ftmp;
  	s_fp stmp;
! 	long interval;
  #if defined(KERNEL_PLL)
  	struct timex ntv;