From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6B784C433ED for ; Fri, 9 Apr 2021 11:54:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2BA3A61177 for ; Fri, 9 Apr 2021 11:54:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233906AbhDILyV (ORCPT ); Fri, 9 Apr 2021 07:54:21 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:16864 "EHLO szxga07-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233548AbhDILyU (ORCPT ); Fri, 9 Apr 2021 07:54:20 -0400 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4FGxLc0DBnz9x87; Fri, 9 Apr 2021 19:51:52 +0800 (CST) Received: from DESKTOP-EFRLNPK.china.huawei.com (10.174.176.196) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.498.0; Fri, 9 Apr 2021 19:53:55 +0800 From: Qiheng Lin To: , CC: , , , Qiheng Lin Subject: [PATCH net-next] cxgb4: remove unneeded if-null-free check Date: Fri, 9 Apr 2021 19:53:39 +0800 Message-ID: <20210409115339.4598-1-linqiheng@huawei.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain X-Originating-IP: [10.174.176.196] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Eliminate the following coccicheck warning: drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c:529:3-9: WARNING: NULL check before some freeing functions is not needed. drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c:533:2-8: WARNING: NULL check before some freeing functions is not needed. drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c:161:2-7: WARNING: NULL check before some freeing functions is not needed. drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c:327:3-9: WARNING: NULL check before some freeing functions is not needed. Signed-off-by: Qiheng Lin --- drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c | 3 +-- drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c | 3 +-- drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c | 8 ++------ 3 files changed, 4 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c b/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c index ce28820c57c9..12fcf84d67ad 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c +++ b/drivers/net/ethernet/chelsio/cxgb4/clip_tbl.c @@ -323,8 +323,7 @@ void t4_cleanup_clip_tbl(struct adapter *adap) struct clip_tbl *ctbl = adap->clipt; if (ctbl) { - if (ctbl->cl_list) - kvfree(ctbl->cl_list); + kvfree(ctbl->cl_list); kvfree(ctbl); } } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c index 77648e4ab4cc..dd66b244466d 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_cudbg.c @@ -157,8 +157,7 @@ static int cudbg_alloc_compress_buff(struct cudbg_init *pdbg_init) static void cudbg_free_compress_buff(struct cudbg_init *pdbg_init) { - if (pdbg_init->compress_buff) - vfree(pdbg_init->compress_buff); + vfree(pdbg_init->compress_buff); } int cxgb4_cudbg_collect(struct adapter *adap, void *buf, u32 *buf_size, diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c index dede02505ceb..a5d2f84dcdd5 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_u32.c @@ -524,13 +524,9 @@ struct cxgb4_tc_u32_table *cxgb4_init_tc_u32(struct adapter *adap) out_no_mem: for (i = 0; i < t->size; i++) { struct cxgb4_link *link = &t->table[i]; - - if (link->tid_map) - kvfree(link->tid_map); + kvfree(link->tid_map); } - - if (t) - kvfree(t); + kvfree(t); return NULL; } -- 2.31.1