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Tue, 27 Apr 2021 10:13:59 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2C7F0613DD; Tue, 27 Apr 2021 10:13:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1619518431; bh=W1MZ5fUp2z9NMPUzLbsMjuPOyaCJXem6s4s1Qkfcwz8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Hl/iigHU0Oesf/zRgLXJO++yUuqv4vZAop3JusfzFYwsnudK1Vk+a+6STjFmKVJ5K a90uNH8biqOVfPM0kvWAOBbHAmIn0mMUy8D21LXMu+GjGo0NvEbJdAALGMhihek27N fKQsNlLivJ9Dcg3sPs/svUGoUTeSF1v1wTrrWiCh6gYzSp9x9yl+RyqZXmw24tJ3mp +w6itUbrY+OKDLexMH8dmcU1OwZkSlrLiwaNrtA3SS+kNrwmKfUHx2TCJQFMThaBQK SJHqjlKP/V7frEdSh8gPHjlTrr1dGBKARpKtq4RqDwet5P2vfGoy6GTPOVA9QM7fyr MLKKSSwnemUgQ== Received: by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1lbKiy-000j5V-Th; Tue, 27 Apr 2021 12:13:48 +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 v2 19/79] media: sun8i_rotate: fix pm_runtime_get_sync() usage count Date: Tue, 27 Apr 2021 12:12:46 +0200 Message-Id: <4e9d12ab641622cf2cd1721c257c12c52271cf05.1619518193.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_031355_970795_2B96D90B X-CRM114-Status: GOOD ( 12.72 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit 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"); -- 2.30.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel