[Midnightbsd-cvs] src [9000] trunk/sys/ufs/ffs/ffs_inode.c: For UFS2 i_blocks is unsigned.

[laffer1 at midnightbsd.org]

Revision: 9000
          http://svnweb.midnightbsd.org/src/?rev=9000
Author:   laffer1
Date:     2016-09-29 21:35:08 -0400 (Thu, 29 Sep 2016)
Log Message:
-----------
For UFS2 i_blocks is unsigned.

Modified Paths:
--------------
    trunk/sys/ufs/ffs/ffs_inode.c

Modified: trunk/sys/ufs/ffs/ffs_inode.c
===================================================================
--- trunk/sys/ufs/ffs/ffs_inode.c	2016-09-30 01:34:14 UTC (rev 8999)
+++ trunk/sys/ufs/ffs/ffs_inode.c	2016-09-30 01:35:08 UTC (rev 9000)
@@ -547,9 +547,9 @@
 	 */
 	ip->i_size = length;
 	DIP_SET(ip, i_size, length);
-	DIP_SET(ip, i_blocks, DIP(ip, i_blocks) - blocksreleased);
-
-	if (DIP(ip, i_blocks) < 0)			/* sanity */
+	if (DIP(ip, i_blocks) >= blocksreleased)
+		DIP_SET(ip, i_blocks, DIP(ip, i_blocks) - blocksreleased);
+	else	/* sanity */
 		DIP_SET(ip, i_blocks, 0);
 	ip->i_flag |= IN_CHANGE;
 #ifdef QUOTA