From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 61C1732C6B for ; Tue, 10 Oct 2023 22:05:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="f7p0Ufsi" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1696975503; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=N97NFm2g/lzRRHuXI7wM0bkRno1lir9TeCGtyb81QaM=; b=f7p0Ufsid8hnS9gNUOmgFn6yw9nfn4/bu6AQ+cwWU6p3WtKWmRdSydFtBSuCwEFOGbvDWZ EfpfZFuMN1UuIV/Kri+TEwRH1M000QL7NcCHj7WE0bq5Fewzsii0RgmsZUyjh9ftkrWR0h 2uJ4UEXdopJh/2yeyByMgT/zxE6YH60= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-547-MtvdWo_uP_uHNsGxtqvw0g-1; Tue, 10 Oct 2023 18:04:57 -0400 X-MC-Unique: MtvdWo_uP_uHNsGxtqvw0g-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 463F38F5DA2; Tue, 10 Oct 2023 22:04:57 +0000 (UTC) Received: from fs-i40c-03.fs.lab.eng.bos.redhat.com (fs-i40c-03.fs.lab.eng.bos.redhat.com [10.16.224.23]) by smtp.corp.redhat.com (Postfix) with ESMTP id E9A159A; Tue, 10 Oct 2023 22:04:56 +0000 (UTC) From: Alexander Aring To: teigland@redhat.com Cc: cluster-devel@redhat.com, gfs2@lists.linux.dev, christophe.jaillet@wanadoo.fr, stable@vger.kernel.org, aahringo@redhat.com Subject: [PATCH RESEND 1/8] fs: dlm: Simplify buffer size computation in dlm_create_debug_file() Date: Tue, 10 Oct 2023 18:04:41 -0400 Message-Id: <20231010220448.2978176-1-aahringo@redhat.com> Precedence: bulk X-Mailing-List: gfs2@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.5 From: Christophe JAILLET Use sizeof(name) instead of the equivalent, but hard coded, DLM_LOCKSPACE_LEN + 8. This is less verbose and more future proof. Signed-off-by: Christophe JAILLET Signed-off-by: Alexander Aring --- fs/dlm/debug_fs.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/fs/dlm/debug_fs.c b/fs/dlm/debug_fs.c index 5aabcb6f0f15..e9726c6cbdf2 100644 --- a/fs/dlm/debug_fs.c +++ b/fs/dlm/debug_fs.c @@ -986,7 +986,7 @@ void dlm_create_debug_file(struct dlm_ls *ls) /* format 2 */ memset(name, 0, sizeof(name)); - snprintf(name, DLM_LOCKSPACE_LEN + 8, "%s_locks", ls->ls_name); + snprintf(name, sizeof(name), "%s_locks", ls->ls_name); ls->ls_debug_locks_dentry = debugfs_create_file(name, 0644, @@ -997,7 +997,7 @@ void dlm_create_debug_file(struct dlm_ls *ls) /* format 3 */ memset(name, 0, sizeof(name)); - snprintf(name, DLM_LOCKSPACE_LEN + 8, "%s_all", ls->ls_name); + snprintf(name, sizeof(name), "%s_all", ls->ls_name); ls->ls_debug_all_dentry = debugfs_create_file(name, S_IFREG | S_IRUGO, @@ -1008,7 +1008,7 @@ void dlm_create_debug_file(struct dlm_ls *ls) /* format 4 */ memset(name, 0, sizeof(name)); - snprintf(name, DLM_LOCKSPACE_LEN + 8, "%s_toss", ls->ls_name); + snprintf(name, sizeof(name), "%s_toss", ls->ls_name); ls->ls_debug_toss_dentry = debugfs_create_file(name, S_IFREG | S_IRUGO, @@ -1017,7 +1017,7 @@ void dlm_create_debug_file(struct dlm_ls *ls) &format4_fops); memset(name, 0, sizeof(name)); - snprintf(name, DLM_LOCKSPACE_LEN + 8, "%s_waiters", ls->ls_name); + snprintf(name, sizeof(name), "%s_waiters", ls->ls_name); ls->ls_debug_waiters_dentry = debugfs_create_file(name, 0644, @@ -1028,7 +1028,7 @@ void dlm_create_debug_file(struct dlm_ls *ls) /* format 5 */ memset(name, 0, sizeof(name)); - snprintf(name, DLM_LOCKSPACE_LEN + 8, "%s_queued_asts", ls->ls_name); + snprintf(name, sizeof(name), "%s_queued_asts", ls->ls_name); ls->ls_debug_queued_asts_dentry = debugfs_create_file(name, 0644, -- 2.39.3