Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752870Ab2HTKpk (ORCPT ); Mon, 20 Aug 2012 06:45:40 -0400 Received: from smtp.ispras.ru ([83.149.198.202]:32856 "EHLO smtp.ispras.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752663Ab2HTKph (ORCPT ); Mon, 20 Aug 2012 06:45:37 -0400 From: Marina Makienko To: Greg Kroah-Hartman Cc: Marina Makienko , David Daney , Ralf Baechle , "Roy.Li" , devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, ldv-project@ispras.ru Subject: [PATCH] staging: octeon: Add prevent NAPI from scheduling Date: Mon, 20 Aug 2012 14:41:22 +0400 Message-Id: <1345459282-8666-1-git-send-email-makienko@ispras.ru> X-Mailer: git-send-email 1.7.7 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 980 Lines: 29 Code inspection shows that this can only be triggered by calling napi_enable() without napi_disable(). Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Marina Makienko --- drivers/staging/octeon/ethernet-rx.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/staging/octeon/ethernet-rx.c b/drivers/staging/octeon/ethernet-rx.c index 34afc16..db81613 100644 --- a/drivers/staging/octeon/ethernet-rx.c +++ b/drivers/staging/octeon/ethernet-rx.c @@ -560,4 +560,5 @@ void cvm_oct_rx_shutdown(void) /* Shutdown all of the NAPIs */ for_each_possible_cpu(i) netif_napi_del(&cvm_oct_napi[i].napi); + napi_disable(&cvm_oct_napi[i].napi); } -- 1.7.7 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/