From nobody Sun Feb 8 16:32:05 2026 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 C189A3328F8 for ; Tue, 6 Jan 2026 13:39:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767706754; cv=none; b=qmhyQhB9/smh8bIChgszVdDlmgboywxm4EylhgX1SK9vjl6ZNZk17C7g6Gn6+r3q9/R1511Dw2ZDJyNkxmKt7GDYcUA9o4EodcMDDN+aW+79SfGE9sOb9s9sibyg0waZka6YiAEQ3BvyyjOutFRiizkA3GzlJDZYyc4ffgUL9DM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767706754; c=relaxed/simple; bh=I6Y2Bnj5DjlTKswbTwkLRHVOQ3wPXG/AMGsGn2yZi04=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Dr1DSHInifNTgoCGRNBjbNGPZC0WM05r4wfT5aS48yS6edurAMitDgxVd4KECubobF2Jxa2weuq4iinbgUiriPPLIM8ot/gnZHDuFv8vpXezCPLm22HsNfI9rrTwgURd18PKuXQ4VN3sAm31WePGhjzZqm4cZNwGF25hhUV5b1g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=IJqlgTqD; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine 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="IJqlgTqD" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1767706751; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=5uaMzECtULTxucImjVPwH8LTz8bTXnv1pm1HYLWyzkw=; b=IJqlgTqDeAZZ31BgOqThcvrQ/OhGV9e7nYEdt8LZUaeDkoOKID1rD6058FJRXTSoQNeZkX 7CGOMm7XeEdDfq4nncul6/sMcFyRvW2Axuj9M7i4A99qTXEMGekKmYE7IgOQI9xW+nU0/S Hi6bgzUD7fiRRwjO2IBJ40YfqZ7y5vE= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-553-tYE0V7fbMImPiH-ewnz63g-1; Tue, 06 Jan 2026 08:39:08 -0500 X-MC-Unique: tYE0V7fbMImPiH-ewnz63g-1 X-Mimecast-MFC-AGG-ID: tYE0V7fbMImPiH-ewnz63g_1767706747 Received: from mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.93]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 0E1F41800625; Tue, 6 Jan 2026 13:39:07 +0000 (UTC) Received: from wcosta-thinkpadt14gen4.rmtbr.csb (unknown [10.22.89.23]) by mx-prod-int-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 23BD2180035A; Tue, 6 Jan 2026 13:39:02 +0000 (UTC) From: Wander Lairson Costa To: Steven Rostedt , Tomas Glozar , Wander Lairson Costa , Ivan Pravdin , Crystal Wood , Costa Shulyupin , John Kacur , Tiezhu Yang , linux-trace-kernel@vger.kernel.org (open list:Real-time Linux Analysis (RTLA) tools), linux-kernel@vger.kernel.org (open list:Real-time Linux Analysis (RTLA) tools), bpf@vger.kernel.org (open list:BPF [MISC]:Keyword:(?:\b|_)bpf(?:\b|_)) Subject: [PATCH v2 02/18] rtla: Use strdup() to simplify code Date: Tue, 6 Jan 2026 08:49:38 -0300 Message-ID: <20260106133655.249887-3-wander@redhat.com> In-Reply-To: <20260106133655.249887-1-wander@redhat.com> References: <20260106133655.249887-1-wander@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.93 Content-Type: text/plain; charset="utf-8" The actions_add_trace_output() and actions_add_shell() functions were using calloc() followed by strcpy() to allocate and copy a string. This can be simplified by using strdup(), which allocates memory and copies the string in a single step. Replace the calloc() and strcpy() calls with strdup(), making the code more concise and readable. Signed-off-by: Wander Lairson Costa --- tools/tracing/rtla/src/actions.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/tools/tracing/rtla/src/actions.c b/tools/tracing/rtla/src/acti= ons.c index ff7811e175930..090d514fe4126 100644 --- a/tools/tracing/rtla/src/actions.c +++ b/tools/tracing/rtla/src/actions.c @@ -69,8 +69,7 @@ actions_add_trace_output(struct actions *self, const char= *trace_output) =20 self->present[ACTION_TRACE_OUTPUT] =3D true; action->type =3D ACTION_TRACE_OUTPUT; - action->trace_output =3D calloc_fatal(strlen(trace_output) + 1, sizeof(ch= ar)); - strcpy(action->trace_output, trace_output); + action->trace_output =3D strdup_fatal(trace_output); } =20 /* @@ -97,8 +96,7 @@ actions_add_shell(struct actions *self, const char *comma= nd) =20 self->present[ACTION_SHELL] =3D true; action->type =3D ACTION_SHELL; - action->command =3D calloc_fatal(strlen(command) + 1, sizeof(char)); - strcpy(action->command, command); + action->command =3D strdup_fatal(command); } =20 /* --=20 2.52.0