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Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lbKw5-00GdBF-Pd for linux-arm-kernel@lists.infradead.org; Tue, 27 Apr 2021 10:27:26 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 46FCC613EB; Tue, 27 Apr 2021 10:27:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1619519236; bh=W1MZ5fUp2z9NMPUzLbsMjuPOyaCJXem6s4s1Qkfcwz8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BLF0JIKVcHE2UEV6cQv+g1qO4yemGW2SKFuM3SYd7VqD2ys05vpnP0xMOJK9EWXy3 prT6gwlMxkUUseGLNvpXTSxdtlTuFwVkNPzQMphS3YVaelsMJzsSjRnAUYdZ+ts2TB aR8fWmDd1Kax/uaqORtgaYE1TGAoHly7Xj95nXrOxBFslL2/cwDXbPNI6mHoDKS8K1 NpKvkWpuv+i9pEGF0X9vt8g105thpBgU/k+SQJSkcJfs8Ooz0Z42f4pzJd01XIvfLk 97DJo3kLZL5XOzRqCur/njG3atGe4kpuCsPq4pAXhAGLAeFb7D+RG9VvwbCxrxfqWG E4O8FvLQl5sEA== Received: by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1lbKvv-000o08-TE; Tue, 27 Apr 2021 12:27:11 +0200 From: Mauro Carvalho Chehab To: Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , Chen-Yu Tsai , Jernej Skrabec , Mauro Carvalho Chehab , Maxime Ripard , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Subject: [PATCH v3 19/79] media: sun8i_rotate: fix pm_runtime_get_sync() usage count Date: Tue, 27 Apr 2021 12:26:09 +0200 Message-Id: <2ea29dfab3849fc6856f6a196850ae711a61d4a8.1619519080.git.mchehab+huawei@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210427_032721_951155_9D8F0B6A X-CRM114-Status: GOOD ( 12.61 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The pm_runtime_get_sync() internally increments the dev->power.usage_count without decrementing it, even on errors. Replace it by the new pm_runtime_resume_and_get(), introduced by: commit dd8088d5a896 ("PM: runtime: Add pm_runtime_resume_and_get to deal with usage counter") in order to properly decrement the usage counter and avoid memory leaks. Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/sunxi/sun8i-rotate/sun8i_rotate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/sunxi/sun8i-rotate/sun8i_rotate.c b/drivers/media/platform/sunxi/sun8i-rotate/sun8i_rotate.c index 3f81dd17755c..fbcca59a0517 100644 --- a/drivers/media/platform/sunxi/sun8i-rotate/sun8i_rotate.c +++ b/drivers/media/platform/sunxi/sun8i-rotate/sun8i_rotate.c @@ -494,7 +494,7 @@ static int rotate_start_streaming(struct vb2_queue *vq, unsigned int count) struct device *dev = ctx->dev->dev; int ret; - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) { dev_err(dev, "Failed to enable module\n");