Module Name: src Committed By: christos Date: Sun Oct 8 15:00:40 UTC 2017
Modified Files: src/sys/kern: exec_elf.c Log Message: For static PIE set the interpreter address to be the entry offset so we don't lose it. To generate a diff of this commit: cvs rdiff -u -r1.90 -r1.91 src/sys/kern/exec_elf.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/kern/exec_elf.c diff -u src/sys/kern/exec_elf.c:1.90 src/sys/kern/exec_elf.c:1.91 --- src/sys/kern/exec_elf.c:1.90 Fri Apr 21 09:17:42 2017 +++ src/sys/kern/exec_elf.c Sun Oct 8 11:00:40 2017 @@ -1,4 +1,4 @@ -/* $NetBSD: exec_elf.c,v 1.90 2017/04/21 13:17:42 kamil Exp $ */ +/* $NetBSD: exec_elf.c,v 1.91 2017/10/08 15:00:40 christos Exp $ */ /*- * Copyright (c) 1994, 2000, 2005, 2015 The NetBSD Foundation, Inc. @@ -57,7 +57,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(1, "$NetBSD: exec_elf.c,v 1.90 2017/04/21 13:17:42 kamil Exp $"); +__KERNEL_RCSID(1, "$NetBSD: exec_elf.c,v 1.91 2017/10/08 15:00:40 christos Exp $"); #ifdef _KERNEL_OPT #include "opt_pax.h" @@ -815,11 +815,12 @@ exec_elf_makecmds(struct lwp *l, struct interp = NULL; } else { epp->ep_entry = eh->e_entry; - if (epp->ep_flags & EXEC_FORCEAUX) { - ap = kmem_alloc(sizeof(*ap), KM_SLEEP); - ap->arg_interp = (vaddr_t)NULL; - } else + if (is_dyn || (epp->ep_flags & EXEC_FORCEAUX)) { + ap = kmem_zalloc(sizeof(*ap), KM_SLEEP); + ap->arg_interp = epp->ep_entryoffset; + } else { ap = NULL; + } } if (ap) {