Message ID | 20220516035231.5362-1-linmq006@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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Sun, 15 May 2022 20:52:46 -0700 (PDT) Received: from localhost.localdomain ([202.120.234.246]) by smtp.googlemail.com with ESMTPSA id im9-20020a170902bb0900b0015e8d4eb1b7sm5815772plb.1.2022.05.15.20.52.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 May 2022 20:52:45 -0700 (PDT) From: Miaoqian Lin <linmq006@gmail.com> To: Russell King <linux@armlinux.org.uk>, Shawn Guo <shawnguo@kernel.org>, Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix Kernel Team <kernel@pengutronix.de>, Fabio Estevam <festevam@gmail.com>, NXP Linux Team <linux-imx@nxp.com>, Miaoqian Lin <linmq006@gmail.com>, Arnd Bergmann <arnd@arndb.de>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] ARM: imx27: Fix refcount leak in mx27_suspend_enter Date: Mon, 16 May 2022 07:52:28 +0400 Message-Id: <20220516035231.5362-1-linmq006@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220515_205248_210699_4D47CA20 X-CRM114-Status: GOOD ( 11.68 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: <linux-arm-kernel.lists.infradead.org> List-Unsubscribe: <http://lists.infradead.org/mailman/options/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> List-Post: <mailto:linux-arm-kernel@lists.infradead.org> List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> List-Subscribe: <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org |
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ARM: imx27: Fix refcount leak in mx27_suspend_enter
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diff --git a/arch/arm/mach-imx/pm-imx27.c b/arch/arm/mach-imx/pm-imx27.c index 237e8aa9fe83..179506196f8e 100644 --- a/arch/arm/mach-imx/pm-imx27.c +++ b/arch/arm/mach-imx/pm-imx27.c @@ -24,6 +24,7 @@ static int mx27_suspend_enter(suspend_state_t state) np = of_find_compatible_node(NULL, NULL, "fsl,imx27-ccm"); ccm_base = of_iomap(np, 0); BUG_ON(!ccm_base); + of_node_put(np); switch (state) { case PM_SUSPEND_MEM:
of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak. Fixes: d54debc72f5f ("ARM: imx27: Retrieve the CCM base address from devicetree") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- arch/arm/mach-imx/pm-imx27.c | 1 + 1 file changed, 1 insertion(+)