* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
*
- * %sccs.include.redist.c%
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
*
- * @(#)kern_ktrace.c 7.13 (Berkeley) %G%
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)kern_ktrace.c 7.15 (Berkeley) 6/21/91
*/
#ifdef KTRACE
if (error = vn_open(&nd, curp, FREAD|FWRITE, 0))
return (error);
vp = nd.ni_vp;
+ VOP_UNLOCK(vp);
if (vp->v_type != VREG) {
- vrele(vp);
+ (void) vn_close(vp, FREAD|FWRITE, curp->p_ucred, curp);
return (EACCES);
}
}
if (ktrcanset(curp, p)) {
p->p_tracep = NULL;
p->p_traceflag = 0;
- vrele(vp);
+ (void) vn_close(vp, FREAD|FWRITE,
+ p->p_ucred, p);
} else
error = EPERM;
}
error = EPERM;
done:
if (vp != NULL)
- vrele(vp);
+ (void) vn_close(vp, FWRITE, curp->p_ucred, curp);
return (error);
}