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Commit 68d4303b authored by Miaoqian Lin's avatar Miaoqian Lin Committed by Greg Kroah-Hartman
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ARM: cns3xxx: Fix refcount leak in cns3xxx_init 



commit 1ba904b6b16e08de5aed7c1349838d9cd0d178c5 upstream.

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: 415f5914 ("ARM: cns3xxx: initial DT support")
Signed-off-by: default avatarMiaoqian Lin <linmq006@gmail.com>
Acked-by: default avatarKrzysztof Halasa <khalasa@piap.pl>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 71e12e5b

arch/arm/mach-cns3xxx/core.c

+2 −0
Original line number Diff line number Diff line
@@ -379,6 +379,7 @@ static void __init cns3xxx_init(void) 
		/* De-Asscer SATA Reset */

		cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SATA));

	}

	of_node_put(dn);



	dn = of_find_compatible_node(NULL, NULL, "cavium,cns3420-sdhci");

	if (of_device_is_available(dn)) {
@@ -392,6 +393,7 @@ static void __init cns3xxx_init(void) 
		cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(SDIO));

		cns3xxx_pwr_soft_rst(CNS3XXX_PWR_SOFTWARE_RST(SDIO));

	}

	of_node_put(dn);



	pm_power_off = cns3xxx_power_off;