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 B02511A01AD; Thu, 6 Jun 2024 14:12:52 +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=1717683172; cv=none; b=fJCx9dxv784lFYXBXGthzRfItuTAHm2ix4WctOmsvqcgiXH1cUpzLCsOqDMhsGSfbvnjchaH3MLI2sIGh6L8NHz7/nRMIYZQgzDFzWe0X+6t+tA/nuq0O3ypFatwT+XWoIqH+nUftTHGSWo3JYs2cR3bb8Ma2pTihMj2QQFm8fw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717683172; c=relaxed/simple; bh=XKrpJX1RMpfLzoq07XUZ5BYJUG0fI/19K2hqO3kgvVI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=rkK+3WkFBW6TpEfR1V5DXr0bhx/Lj3SEqKcmN1ishVocjEzfVNfIht6IsbP4NA7dVjpbHOc3asFal5rD70XlrYsrhHJFD4U2q7IYxwtrp2s1V4WQQxCiA2T1XAioD8sDCnTMX87adMRUv99vXv8EmN6ana01R16O0nmTk8TTX2E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Q3FB6IBw; 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="Q3FB6IBw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 50BE8C32781; Thu, 6 Jun 2024 14:12:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1717683172; bh=XKrpJX1RMpfLzoq07XUZ5BYJUG0fI/19K2hqO3kgvVI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Q3FB6IBwGe0b/nXE4qbr3FmZedMLg0gYjmKKdxUlvlhf+Yz5zg2gvDw3kA9LTx3Ow MZiWCMxaF9B1zFaLkGWwcSMTpDxL4hZjwfZZ9Pv0cZ8AT+cb0lgLCU84TrLrXdRSGw wRHRRJhnNajzupMIgqnztKj0ak9FrKRC3mWz8pyA= 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 6.6 117/744] null_blk: Fix missing mutex_destroy() at module removal Date: Thu, 6 Jun 2024 15:56:29 +0200 Message-ID: <20240606131736.163307320@linuxfoundation.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240606131732.440653204@linuxfoundation.org> References: <20240606131732.440653204@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-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 9544746de1683..cc4dcb951fd24 100644 --- a/drivers/block/null_blk/main.c +++ b/drivers/block/null_blk/main.c @@ -2352,6 +2352,8 @@ 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