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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Lee Jones <lee.jones@linaro.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.9 164/271] mfd: intel-lpss: Release IDA resources
Date:   Tue, 28 Jan 2020 15:05:13 +0100
Message-Id: <20200128135904.792844046@linuxfoundation.org>
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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

[ Upstream commit 02f36911c1b41fcd8779fa0c135aab0554333fa5 ]

ida instances allocate some internal memory for ->free_bitmap
in addition to the base 'struct ida'. Use ida_destroy() to release
that memory at module_exit().

Fixes: 4b45efe85263 ("mfd: Add support for Intel Sunrisepoint LPSS devices")
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/mfd/intel-lpss.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mfd/intel-lpss.c b/drivers/mfd/intel-lpss.c
index 22dd8c055048c..71cecd7aeea0c 100644
--- a/drivers/mfd/intel-lpss.c
+++ b/drivers/mfd/intel-lpss.c
@@ -533,6 +533,7 @@ module_init(intel_lpss_init);
 
 static void __exit intel_lpss_exit(void)
 {
+	ida_destroy(&intel_lpss_devid_ida);
 	debugfs_remove(intel_lpss_debugfs);
 }
 module_exit(intel_lpss_exit);
-- 
2.20.1