sys/kern/kern_exec.c

376 	struct ucred *oldcred;
425 	oldcred = p->p_ucred;
523 	    oldcred->cr_uid != attr.va_uid;
525 	    oldcred->cr_gid != attr.va_gid;
527 	will_transition = mac_vnode_execve_will_transition(oldcred, imgp->vp,
538 	    ((oldcred->cr_flags & CRED_FLAG_CAPMODE) == 0) &&
544 		imgp->newcred = crdup(oldcred);
574 		if (oldcred->cr_svuid != oldcred->cr_uid ||
575 		    oldcred->cr_svgid != oldcred->cr_gid) {
577 			imgp->newcred = crdup(oldcred);
813 			mac_vnode_execve_transition(oldcred, imgp->newcred,
818 		if (oldcred->cr_uid == oldcred->cr_ruid &&
819 		    oldcred->cr_gid == oldcred->cr_rgid)
827 		crfree(oldcred);
828 		oldcred = NULL;
935 	if (imgp->newcred != NULL && oldcred != NULL)