From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753042AbbIKNnd (ORCPT ); Fri, 11 Sep 2015 09:43:33 -0400 Received: from mail-ob0-f174.google.com ([209.85.214.174]:34893 "EHLO mail-ob0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751913AbbIKNnc (ORCPT ); Fri, 11 Sep 2015 09:43:32 -0400 From: Peng Fan To: robh+dt@kernel.org Cc: devicetree@vger.kernel.org, van.freenix@gmail.com, linux-kernel@vger.kernel.org, Frank Rowand , Grant Likely Subject: [PATCH] drivers: of: check input parameter name for __of_find_property Date: Fri, 11 Sep 2015 21:44:03 +0800 Message-Id: <1441979043-19694-1-git-send-email-van.freenix@gmail.com> X-Mailer: git-send-email 1.8.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Check input parameter 'name' for __of_find_property. If name is NULL, of_prop_cmp->strcasecmp may trigger panic. Signed-off-by: Peng Fan Cc: Rob Herring Cc: Frank Rowand Cc: Grant Likely --- drivers/of/base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/of/base.c b/drivers/of/base.c index 8b5a187..e41436d 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -215,7 +215,7 @@ static struct property *__of_find_property(const struct device_node *np, { struct property *pp; - if (!np) + if (!np || !name) return NULL; for (pp = np->properties; pp; pp = pp->next) { -- 1.8.4