From patchwork Fri Mar 10 10:28:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sasha Finkelstein via B4 Relay X-Patchwork-Id: 13169128 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F0B2EC64EC4 for ; Fri, 10 Mar 2023 10:28:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230373AbjCJK2u (ORCPT ); Fri, 10 Mar 2023 05:28:50 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54166 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230000AbjCJK2s (ORCPT ); Fri, 10 Mar 2023 05:28:48 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5EC6ABD4CA; Fri, 10 Mar 2023 02:28:47 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 06970B82255; Fri, 10 Mar 2023 10:28:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 9E8A6C433D2; Fri, 10 Mar 2023 10:28:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1678444124; bh=cw6JqgVRcBRQwD+z2NKbYa9SyRaPNNVKjwnBlcot7bE=; h=From:Date:Subject:To:Cc:Reply-To:From; b=aI7whm0G7BL+SDbSEQLMo19R/Yl0B8vCDcerm/+ZDBLcGbKQn7hntvpCUgDfsqL5U Xh1soBiEtw7ps/57DW7E8ShbDcMiRG7Mid6MzIE6c9YFw4yKncFUu1eUrCwGaJKkT1 UOGKSlFXnn+WxEca9H54oswFcLgrfkiNqhZU9iWscfsZ7V0KLB57zSl5rsKTI6s0YU DckXvX4pVPc7xaHW7dmYLgsiaxOfPd0VUt8G4ObGFYbMrvh7EcTtyKKLNhUTws366i nIxsw0h2pUknPsNz/HFXsdiW4fCfdg5vOnYEWWMWRtTR60XSm1LKwgCs5O1lK44YA1 Yu/q1tDfBBJXQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8AE39C6FA99; Fri, 10 Mar 2023 10:28:44 +0000 (UTC) From: Sasha Finkelstein via B4 Relay Date: Fri, 10 Mar 2023 11:28:42 +0100 Subject: [PATCH RESEND] bluetooth: btbcm: Fix logic error in forming the board name. MIME-Version: 1.0 Message-Id: <20230224-btbcm-wtf-v1-1-98b56133a5b7@gmail.com> X-B4-Tracking: v=1; b=H4sIAFkGC2QC/x2NsQ7CMAxEf6XyTKSQsMBMVwYYUYckdYiHpsiOo FXVfydhfO/udBsIMqHApduA8UNCc65wPHQQkssvVDRWBqON1caclC8+TOpboorRmoijxbPVUPv eCSrPLofUFpOTgtyCN2Ok5X/yhHv/6G9XGKpPJGXmtelh3383ljhSiwAAAA== To: Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz Cc: linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Sasha Finkelstein X-Mailer: b4 0.12.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1678444123; l=1051; i=fnkl.kernel@gmail.com; s=20230213; h=from:subject:message-id; bh=+hMNA2WpUNZu2o8n2bsPzKVxjKjxWwSwKggqeF2dZBY=; b=mnQHxqtnBZuBU3DFpb7akNdZHagVnnVmY8+FCTDQjEVM1DQ4fsHWry00l2w0Im+Fgy5WF0vLl 75//dVWW7IFBLEApayjftPEIfRMwpLeYHsC8x9DmKeliO8NQJN6XsnD X-Developer-Key: i=fnkl.kernel@gmail.com; a=ed25519; pk=7LFSAJtxIWAs9LzCIyX0sSvCZy2wQTyEIu1zch6o804= X-Endpoint-Received: by B4 Relay for fnkl.kernel@gmail.com/20230213 with auth_id=28 X-Original-From: Sasha Finkelstein Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Sasha Finkelstein This patch fixes an incorrect loop exit condition in code that replaces '/' symbols in the board name. There might also be a memory corruption issue here, but it is unlikely to be a real problem. Cc: Signed-off-by: Sasha Finkelstein --- drivers/bluetooth/btbcm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- base-commit: fe15c26ee26efa11741a7b632e9f23b01aca4cc6 change-id: 20230224-btbcm-wtf-ff32fed3e930 Best regards, diff --git a/drivers/bluetooth/btbcm.c b/drivers/bluetooth/btbcm.c index 3006e2a0f37e..43e98a598bd9 100644 --- a/drivers/bluetooth/btbcm.c +++ b/drivers/bluetooth/btbcm.c @@ -511,7 +511,7 @@ static const char *btbcm_get_board_name(struct device *dev) len = strlen(tmp) + 1; board_type = devm_kzalloc(dev, len, GFP_KERNEL); strscpy(board_type, tmp, len); - for (i = 0; i < board_type[i]; i++) { + for (i = 0; i < len; i++) { if (board_type[i] == '/') board_type[i] = '-'; }