From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2C14315FCE9; Mon, 27 May 2024 19:23:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716837791; cv=none; b=eNZDQPeFJ8VOXrDBULL/6mF/tkk6GwtbfBtLRG9lmYmtIrtxDXE+dbwiElM6+uXwHzQPFvwEBJzJs1pqTFcN13nQvq4bO9ikndImPsDYcYVYoyGesutL3tw+yzjcEi2JdBZ2J0D4QU1UFWxWI7XS/rFVpTxJc68ro9cvSgwbGMg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716837791; c=relaxed/simple; bh=9jw90apNMZ242h/QxdEcGxiIlTdi5Lo6XJJj2kW+QPQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Qs2uERaVjurlzH31k6aRlcAwKxLTmQTM0cvjKRPFhTalaqzjdgy+z+Nw3txTeheLgarxrSyK0FavNK+j3qr4j01gviUiDeQhXqi00CqVd7rQ1ekxd429DmmJTaeHG8d4H0iBu1G8/V4/gCTc0DaDJN1HWceiJoMa5rA0IRfi/NI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=k6K/mdZj; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="k6K/mdZj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B75A9C2BBFC; Mon, 27 May 2024 19:23:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1716837791; bh=9jw90apNMZ242h/QxdEcGxiIlTdi5Lo6XJJj2kW+QPQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=k6K/mdZjD/LpJuDzuiVRWmRCBqld6ECsbRTi3W2Benda3YG2LW0R3cp8PFhHSG6Wt OzihEpHV5kb19KEez8o4cfZk+eVwuR9KMamssqjTDFV66GmQh40WYpa+9ws/9wfy2d m3Q6D4e6MY8qPYUvvSRPlC/2/7x3ZPZnNzuM97fQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Zhu Yanjun , Jens Axboe , Sasha Levin Subject: [PATCH 6.8 146/493] null_blk: Fix missing mutex_destroy() at module removal Date: Mon, 27 May 2024 20:52:28 +0200 Message-ID: <20240527185635.221495327@linuxfoundation.org> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240527185626.546110716@linuxfoundation.org> References: <20240527185626.546110716@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.8-stable review patch. If anyone has any objections, please let me know. ------------------ From: Zhu Yanjun [ Upstream commit 07d1b99825f40f9c0d93e6b99d79a08d0717bac1 ] When a mutex lock is not used any more, the function mutex_destroy should be called to mark the mutex lock uninitialized. Fixes: f2298c0403b0 ("null_blk: multi queue aware block test driver") Signed-off-by: Zhu Yanjun Link: https://lore.kernel.org/r/20240425171635.4227-1-yanjun.zhu@linux.dev Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin --- drivers/block/null_blk/main.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/block/null_blk/main.c b/drivers/block/null_blk/main.c index 36755f263e8ec..3584f389b92ce 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -2372,6 +2372,8 @@ static void __exit null_exit(void) if (g_queue_mode == NULL_Q_MQ && shared_tags) blk_mq_free_tag_set(&tag_set); + + mutex_destroy(&lock); } module_init(null_init); -- 2.43.0