From mboxrd@z Thu Jan 1 00:00:00 1970 From: Varun B Patil Subject: [PATCH] omapdce : clear transaction if engine_open rpsend fails Date: Sun, 6 Oct 2013 18:38:45 +0530 Message-ID: <1381064927-3798-1-git-send-email-varun.basavaraj.patil@gmail.com> Return-path: Received: from mail-pb0-f42.google.com ([209.85.160.42]:37634 "EHLO mail-pb0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752438Ab3JFNJF (ORCPT ); Sun, 6 Oct 2013 09:09:05 -0400 Received: by mail-pb0-f42.google.com with SMTP id un15so6006198pbc.1 for ; Sun, 06 Oct 2013 06:09:03 -0700 (PDT) Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: linux-omap@vger.kernel.org Cc: Varun B Patil The next time the same transaction structure is used, when the req_id's wrap around, it should be completely cleared (memset) to avoid corruption. Signed-off-by: Varun B Patil --- drivers/staging/omapdce/dce.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/omapdce/dce.c b/drivers/staging/omapdce/dce.c index 1d9b75c..2dbb24e9 100644 --- a/drivers/staging/omapdce/dce.c +++ b/drivers/staging/omapdce/dce.c @@ -754,7 +754,7 @@ static int ioctl_engine_open(struct drm_device *dev, void *data, strncpy(req.name, arg->name, sizeof(req.name)); ret = rpsend(priv, &arg->token, hdr(&req), sizeof(req)); if (ret) - return ret; + return rpabort(hdr(&req), ret); } /* then wait for reply, which is interruptible */ -- 1.8.1.2