From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755158AbbIMM1A (ORCPT ); Sun, 13 Sep 2015 08:27:00 -0400 Received: from mail3-relais-sop.national.inria.fr ([192.134.164.104]:50399 "EHLO mail3-relais-sop.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754434AbbIMM0O (ORCPT ); Sun, 13 Sep 2015 08:26:14 -0400 X-IronPort-AV: E=Sophos;i="5.17,522,1437429600"; d="scan'208";a="145607462" From: Julia Lawall To: Greg Kroah-Hartman Cc: sergey.senozhatsky@gmail.com, kernel-janitors@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 39/39] usb: host: drop null test before destroy functions Date: Sun, 13 Sep 2015 14:15:32 +0200 Message-Id: <1442146532-9100-40-git-send-email-Julia.Lawall@lip6.fr> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1442146532-9100-1-git-send-email-Julia.Lawall@lip6.fr> References: <1442146532-9100-1-git-send-email-Julia.Lawall@lip6.fr> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Remove unneeded NULL test. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x; @@ -if (x != NULL) \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x); @@ expression x; @@ -if (x != NULL) { \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x); x = NULL; -} // Signed-off-by: Julia Lawall --- drivers/usb/host/fotg210-hcd.c | 12 ++++-------- drivers/usb/host/fusbh200-hcd.c | 12 ++++-------- 2 files changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c index 000ed80..287d595 100644 --- a/drivers/usb/host/fotg210-hcd.c +++ b/drivers/usb/host/fotg210-hcd.c @@ -1976,17 +1976,13 @@ static void fotg210_mem_cleanup(struct fotg210_hcd *fotg210) fotg210->dummy = NULL; /* DMA consistent memory and pools */ - if (fotg210->qtd_pool) - dma_pool_destroy(fotg210->qtd_pool); + dma_pool_destroy(fotg210->qtd_pool); fotg210->qtd_pool = NULL; - if (fotg210->qh_pool) { - dma_pool_destroy(fotg210->qh_pool); - fotg210->qh_pool = NULL; - } + dma_pool_destroy(fotg210->qh_pool); + fotg210->qh_pool = NULL; - if (fotg210->itd_pool) - dma_pool_destroy(fotg210->itd_pool); + dma_pool_destroy(fotg210->itd_pool); fotg210->itd_pool = NULL; if (fotg210->periodic) diff --git a/drivers/usb/host/fusbh200-hcd.c b/drivers/usb/host/fusbh200-hcd.c index 1fd8718..b247d71 100644 --- a/drivers/usb/host/fusbh200-hcd.c +++ b/drivers/usb/host/fusbh200-hcd.c @@ -1927,17 +1927,13 @@ static void fusbh200_mem_cleanup (struct fusbh200_hcd *fusbh200) fusbh200->dummy = NULL; /* DMA consistent memory and pools */ - if (fusbh200->qtd_pool) - dma_pool_destroy (fusbh200->qtd_pool); + dma_pool_destroy(fusbh200->qtd_pool); fusbh200->qtd_pool = NULL; - if (fusbh200->qh_pool) { - dma_pool_destroy (fusbh200->qh_pool); - fusbh200->qh_pool = NULL; - } + dma_pool_destroy(fusbh200->qh_pool); + fusbh200->qh_pool = NULL; - if (fusbh200->itd_pool) - dma_pool_destroy (fusbh200->itd_pool); + dma_pool_destroy(fusbh200->itd_pool); fusbh200->itd_pool = NULL; if (fusbh200->periodic) From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julia Lawall Date: Sun, 13 Sep 2015 12:15:32 +0000 Subject: [PATCH 39/39] usb: host: drop null test before destroy functions Message-Id: <1442146532-9100-40-git-send-email-Julia.Lawall@lip6.fr> List-Id: References: <1442146532-9100-1-git-send-email-Julia.Lawall@lip6.fr> In-Reply-To: <1442146532-9100-1-git-send-email-Julia.Lawall@lip6.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Greg Kroah-Hartman Cc: sergey.senozhatsky@gmail.com, kernel-janitors@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Remove unneeded NULL test. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // @@ expression x; @@ -if (x != NULL) \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x); @@ expression x; @@ -if (x != NULL) { \(kmem_cache_destroy\|mempool_destroy\|dma_pool_destroy\)(x); x = NULL; -} // Signed-off-by: Julia Lawall --- drivers/usb/host/fotg210-hcd.c | 12 ++++-------- drivers/usb/host/fusbh200-hcd.c | 12 ++++-------- 2 files changed, 8 insertions(+), 16 deletions(-) diff --git a/drivers/usb/host/fotg210-hcd.c b/drivers/usb/host/fotg210-hcd.c index 000ed80..287d595 100644 --- a/drivers/usb/host/fotg210-hcd.c +++ b/drivers/usb/host/fotg210-hcd.c @@ -1976,17 +1976,13 @@ static void fotg210_mem_cleanup(struct fotg210_hcd *fotg210) fotg210->dummy = NULL; /* DMA consistent memory and pools */ - if (fotg210->qtd_pool) - dma_pool_destroy(fotg210->qtd_pool); + dma_pool_destroy(fotg210->qtd_pool); fotg210->qtd_pool = NULL; - if (fotg210->qh_pool) { - dma_pool_destroy(fotg210->qh_pool); - fotg210->qh_pool = NULL; - } + dma_pool_destroy(fotg210->qh_pool); + fotg210->qh_pool = NULL; - if (fotg210->itd_pool) - dma_pool_destroy(fotg210->itd_pool); + dma_pool_destroy(fotg210->itd_pool); fotg210->itd_pool = NULL; if (fotg210->periodic) diff --git a/drivers/usb/host/fusbh200-hcd.c b/drivers/usb/host/fusbh200-hcd.c index 1fd8718..b247d71 100644 --- a/drivers/usb/host/fusbh200-hcd.c +++ b/drivers/usb/host/fusbh200-hcd.c @@ -1927,17 +1927,13 @@ static void fusbh200_mem_cleanup (struct fusbh200_hcd *fusbh200) fusbh200->dummy = NULL; /* DMA consistent memory and pools */ - if (fusbh200->qtd_pool) - dma_pool_destroy (fusbh200->qtd_pool); + dma_pool_destroy(fusbh200->qtd_pool); fusbh200->qtd_pool = NULL; - if (fusbh200->qh_pool) { - dma_pool_destroy (fusbh200->qh_pool); - fusbh200->qh_pool = NULL; - } + dma_pool_destroy(fusbh200->qh_pool); + fusbh200->qh_pool = NULL; - if (fusbh200->itd_pool) - dma_pool_destroy (fusbh200->itd_pool); + dma_pool_destroy(fusbh200->itd_pool); fusbh200->itd_pool = NULL; if (fusbh200->periodic)