From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754341AbcIIPVx (ORCPT ); Fri, 9 Sep 2016 11:21:53 -0400 Received: from mail-wm0-f42.google.com ([74.125.82.42]:36929 "EHLO mail-wm0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751296AbcIIPTR (ORCPT ); Fri, 9 Sep 2016 11:19:17 -0400 From: Matt Fleming To: Ingo Molnar , Thomas Gleixner , "H . Peter Anvin" Cc: Markus Elfring , Ard Biesheuvel , linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org, Matt Fleming , Greg KH , Julia Lawall , Michel Lespinasse , Mike Waychison Subject: [PATCH 18/29] firmware-gsmi: Delete an unnecessary check before the function call "dma_pool_destroy" Date: Fri, 9 Sep 2016 16:18:40 +0100 Message-Id: <20160909151851.27577-19-matt@codeblueprint.co.uk> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20160909151851.27577-1-matt@codeblueprint.co.uk> References: <20160909151851.27577-1-matt@codeblueprint.co.uk> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Markus Elfring The dma_pool_destroy() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Cc: Greg KH Cc: Julia Lawall Cc: Mike Waychison Cc: Michel Lespinasse Signed-off-by: Matt Fleming --- drivers/firmware/google/gsmi.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c index f1ab05ea56bb..c46387160976 100644 --- a/drivers/firmware/google/gsmi.c +++ b/drivers/firmware/google/gsmi.c @@ -910,8 +910,7 @@ out_err: gsmi_buf_free(gsmi_dev.param_buf); gsmi_buf_free(gsmi_dev.data_buf); gsmi_buf_free(gsmi_dev.name_buf); - if (gsmi_dev.dma_pool) - dma_pool_destroy(gsmi_dev.dma_pool); + dma_pool_destroy(gsmi_dev.dma_pool); platform_device_unregister(gsmi_dev.pdev); pr_info("gsmi: failed to load: %d\n", ret); return ret; -- 2.9.3 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matt Fleming Subject: [PATCH 18/29] firmware-gsmi: Delete an unnecessary check before the function call "dma_pool_destroy" Date: Fri, 9 Sep 2016 16:18:40 +0100 Message-ID: <20160909151851.27577-19-matt@codeblueprint.co.uk> References: <20160909151851.27577-1-matt@codeblueprint.co.uk> Return-path: In-Reply-To: <20160909151851.27577-1-matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Ingo Molnar , Thomas Gleixner , "H . Peter Anvin" Cc: Markus Elfring , Ard Biesheuvel , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Matt Fleming , Greg KH , Julia Lawall , Michel Lespinasse , Mike Waychison List-Id: linux-efi@vger.kernel.org From: Markus Elfring The dma_pool_destroy() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Cc: Greg KH Cc: Julia Lawall Cc: Mike Waychison Cc: Michel Lespinasse Signed-off-by: Matt Fleming --- drivers/firmware/google/gsmi.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/firmware/google/gsmi.c b/drivers/firmware/google/gsmi.c index f1ab05ea56bb..c46387160976 100644 --- a/drivers/firmware/google/gsmi.c +++ b/drivers/firmware/google/gsmi.c @@ -910,8 +910,7 @@ out_err: gsmi_buf_free(gsmi_dev.param_buf); gsmi_buf_free(gsmi_dev.data_buf); gsmi_buf_free(gsmi_dev.name_buf); - if (gsmi_dev.dma_pool) - dma_pool_destroy(gsmi_dev.dma_pool); + dma_pool_destroy(gsmi_dev.dma_pool); platform_device_unregister(gsmi_dev.pdev); pr_info("gsmi: failed to load: %d\n", ret); return ret; -- 2.9.3