K 10 svn:author V 8 mckusick K 8 svn:date V 27 2018-07-07T19:11:43.068822Z K 7 svn:log V 390 Import commit from NetBSD with checkin message: Avoid Undefined Behavior in ffs_clusteracct() Change the type of 'bit' variable from int to unsigned int and use unsigned values consistently. sys/ufs/ffs/ffs_subr.c:336:10, shift exponent -1 is negative Detected with Kernel Undefined Behavior Sanitizer. Reported by Submitted by: Pedro Giffuni END