From patchwork Fri May 10 09:11:09 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bastien Nocera X-Patchwork-Id: 796070 Received: from relay8-d.mail.gandi.net (relay8-d.mail.gandi.net [217.70.183.201]) (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 728C71607A3 for ; Fri, 10 May 2024 09:18:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715332708; cv=none; b=skyeSYu1Sj55QRtfJNNVkv8cKWHQlxg2C6yHLCLH+38GOsuQ0UScy9PFRdX8Is635emATRzi00kv2CdDzbTR3N03QzsdlYROiQ95P4spZPUyuhx/omrVSpXFxDlHeZTo0fU+IhO/KLUawZiA7m5yqCQscnvrJIcbHA3KE84OwgU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715332708; c=relaxed/simple; bh=ZfaaZ7dEeQ9VjznH7vB7wWyIi9NLs2xFK5M4PvwRoK4=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=G4YFcgykPtWevzkrsazTLvc5UoeHn+fNX4eQaInBdQYu7z37LuNrfucH1Qk0DVvivtvLyj3lYGjjvFgTR90sJr07fmIco7N/ZxdjcZptqwAkhrLxOW+kJ+HBNnl34W3lc8vL34+iCwvjNoGegeJhVwkJW6udTgBJrecPwvy5wBU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=hadess.net; spf=pass smtp.mailfrom=hadess.net; arc=none smtp.client-ip=217.70.183.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=hadess.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=hadess.net Received: by mail.gandi.net (Postfix) with ESMTPSA id 904D41BF212 for ; Fri, 10 May 2024 09:18:17 +0000 (UTC) From: Bastien Nocera To: linux-bluetooth@vger.kernel.org Subject: [BlueZ 11/14] isotest: Consider "0" fd to be valid Date: Fri, 10 May 2024 11:11:09 +0200 Message-ID: <20240510091814.3172988-12-hadess@hadess.net> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240510091814.3172988-1-hadess@hadess.net> References: <20240510091814.3172988-1-hadess@hadess.net> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: hadess@hadess.net Error: RESOURCE_LEAK (CWE-772): [#def79] [important] bluez-5.75/tools/isotest.c:923:4: open_fn: Returning handle opened by "open_file". bluez-5.75/tools/isotest.c:923:4: var_assign: Assigning: "fd" = handle returned from "open_file(altername)". bluez-5.75/tools/isotest.c:925:3: off_by_one: Testing whether handle "fd" is strictly greater than zero is suspicious. "fd" leaks when it is zero. bluez-5.75/tools/isotest.c:925:3: remediation: Did you intend to include equality with zero? bluez-5.75/tools/isotest.c:926:4: overwrite_var: Overwriting handle "fd" in "fd = open_file(filename)" leaks the handle. 924| 925| if (fd <= 0) 926|-> fd = open_file(filename); 927| } 928| --- tools/isotest.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/isotest.c b/tools/isotest.c index 7e875fa58b15..810d15d2df2a 100644 --- a/tools/isotest.c +++ b/tools/isotest.c @@ -922,7 +922,7 @@ static void send_mode(char *filename, char *peer, int i, bool repeat) if (!err) fd = open_file(altername); - if (fd <= 0) + if (fd < 0) fd = open_file(filename); }