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Differential D46709 Diff 143505 sys/kern/kern_sig.c

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sys/kern/kern_sig.c

Show First 20 Lines • Show All 3,865 Lines • ▼ Show 20 Lines for (i = 0; i < ncores; i++) {
vp = nd.ni_vp; vp = nd.ni_vp;
NDFREE_PNBUF(&nd); NDFREE_PNBUF(&nd);
if ((flags & O_CREAT) == O_CREAT) { if ((flags & O_CREAT) == O_CREAT) {
nextvp = vp; nextvp = vp;
break; break;
} }
error = VOP_GETATTR(vp, &vattr, td->td_ucred); error = VOP_GETATTR(vp, 0, &vattr, td->td_ucred);
if (error != 0) { if (error != 0) {
vnode_close_locked(td, vp); vnode_close_locked(td, vp);
break; break;
} }
if (oldvp == NULL || if (oldvp == NULL ||
lasttime.tv_sec > vattr.va_mtime.tv_sec || lasttime.tv_sec > vattr.va_mtime.tv_sec ||
(lasttime.tv_sec == vattr.va_mtime.tv_sec && (lasttime.tv_sec == vattr.va_mtime.tv_sec &&
▲ Show 20 Lines • Show All 222 Lines • ▼ Show 20 Lines error = corefile_open(p->p_comm, cred->cr_uid, p->p_pid, td,
compress_user_cores, p->p_sig, &vp, &name); compress_user_cores, p->p_sig, &vp, &name);
if (error != 0) if (error != 0)
return (error); return (error);
/* /*
* Don't dump to non-regular files or files with links. * Don't dump to non-regular files or files with links.
* Do not dump into system files. Effective user must own the corefile. * Do not dump into system files. Effective user must own the corefile.
*/ */
if (vp->v_type != VREG || VOP_GETATTR(vp, &vattr, cred) != 0 || if (vp->v_type != VREG || VOP_GETATTR(vp, 0, &vattr, cred) != 0 ||
vattr.va_nlink != 1 || (vp->v_vflag & VV_SYSTEM) != 0 || vattr.va_nlink != 1 || (vp->v_vflag & VV_SYSTEM) != 0 ||
vattr.va_uid != cred->cr_uid) { vattr.va_uid != cred->cr_uid) {
VOP_UNLOCK(vp); VOP_UNLOCK(vp);
error = EFAULT; error = EFAULT;
goto out; goto out;
} }
VOP_UNLOCK(vp); VOP_UNLOCK(vp);
▲ Show 20 Lines • Show All 469 Lines • Show Last 20 Lines