Date: Thu, 31 Mar 2016 06:19:15 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r297444 - head/sys/compat/linuxkpi/common/include/linux Message-ID: <201603310619.u2V6JFSk065572@repo.freebsd.org>
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Author: hselasky Date: Thu Mar 31 06:19:15 2016 New Revision: 297444 URL: https://svnweb.freebsd.org/changeset/base/297444 Log: Fix bugs in currently unused bit searching loop. MFC after: 3 days Sponsored by: Mellanox Technologies Modified: head/sys/compat/linuxkpi/common/include/linux/bitops.h Modified: head/sys/compat/linuxkpi/common/include/linux/bitops.h ============================================================================== --- head/sys/compat/linuxkpi/common/include/linux/bitops.h Thu Mar 31 04:57:38 2016 (r297443) +++ head/sys/compat/linuxkpi/common/include/linux/bitops.h Thu Mar 31 06:19:15 2016 (r297444) @@ -147,11 +147,11 @@ find_last_bit(unsigned long *addr, unsig if (mask) return (bit + __flsl(mask)); } - while (--pos) { + while (pos--) { addr--; bit -= BITS_PER_LONG; if (*addr) - return (bit + __flsl(mask)); + return (bit + __flsl(*addr)); } return (size); }
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