svn commit: r260822 - projects/sendfile/sys/kern

[Gleb Smirnoff]

Author: glebius
Date: Fri Jan 17 11:18:39 2014
New Revision: 260822
URL: http://svnweb.freebsd.org/changeset/base/260822

Log:
  Fix xfsize() for a case when file ends exactly at page boundary.

Modified:
  projects/sendfile/sys/kern/uipc_syscalls.c

Modified: projects/sendfile/sys/kern/uipc_syscalls.c
==============================================================================
--- projects/sendfile/sys/kern/uipc_syscalls.c	Fri Jan 17 11:17:28 2014	(r260821)
+++ projects/sendfile/sys/kern/uipc_syscalls.c	Fri Jan 17 11:18:39 2014	(r260822)
@@ -2113,7 +2113,7 @@ xfsize(int i, int n, off_t off, off_t le
 	if (i == 0)
 		return (omin(PAGE_SIZE - (off & PAGE_MASK), len));
 
-	if (i == n - 1)
+	if (i == n - 1 && ((off + len) & PAGE_MASK) > 0)
 		return ((off + len) & PAGE_MASK);
 
 	return (PAGE_SIZE);