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Tue, 27 Apr 2021 10:13:55 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 0708F613D3; Tue, 27 Apr 2021 10:13:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1619518431; bh=cJmIogEt8DtaRrLuirE0smJSOENxo/aAnd7cgWYfYDc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KZp74C/N3xULsOG1NcjGyCnHrQUbBn7L4C6SjULa6jlIkjkwb4uQjAmyz7MBIatyJ 8aZXyLOROj+YrO2pBurSY+F68uEs1Jq7JH8uqCwePJcN1IGEgiLVpmyxerCcjGmQIf ZTmIUdmWmE3sxwJyOEeTKlY2LM2tJP+uzh4xlcCEuQ3IuqdQWKS9j1AdkFOrYN6Vor RafH87t0RcMEZ2XSQQBWv5wtqRM3l8dW6T/m2a2MOTN6eezeZbhPil2BAoyM/Z8ZFK 9q5GHr2H+784p6XQXO43aCpof7AgRGZF/J7/LD2TXJKgfIX/Wx5n9U0dNdaQ39pRd9 JuMWqXSUso+VQ== Received: by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1lbKiy-000j5P-RZ; Tue, 27 Apr 2021 12:13:48 +0200 From: Mauro Carvalho Chehab To: Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , Andrzej Pietrasiewicz , Jacek Anaszewski , Mauro Carvalho Chehab , Sylwester Nawrocki , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Subject: [PATCH v2 17/79] media: s5p-jpeg: fix pm_runtime_get_sync() usage count Date: Tue, 27 Apr 2021 12:12:44 +0200 Message-Id: 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_031352_868116_58802FB7 X-CRM114-Status: GOOD ( 11.14 ) 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. Reviewed-by: Sylwester Nawrocki Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/s5p-jpeg/jpeg-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index 026111505f5a..c4f19418a460 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -2568,7 +2568,7 @@ static int s5p_jpeg_start_streaming(struct vb2_queue *q, unsigned int count) struct s5p_jpeg_ctx *ctx = vb2_get_drv_priv(q); int ret; - ret = pm_runtime_get_sync(ctx->jpeg->dev); + ret = pm_runtime_resume_and_get(ctx->jpeg->dev); return ret > 0 ? 0 : ret; } -- 2.30.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel