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video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup
[ Upstream commitb23789a59f
] of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. Fixes:d10715be03
("video: ARM CLCD: Add DT support") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> Signed-off-by: Helge Deller <deller@gmx.de> Signed-off-by: Sasha Levin <sashal@kernel.org>
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d8ca9eaa27
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1 changed files with 4 additions and 1 deletions
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@ -758,12 +758,15 @@ static int clcdfb_of_vram_setup(struct clcd_fb *fb)
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return -ENODEV;
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fb->fb.screen_base = of_iomap(memory, 0);
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if (!fb->fb.screen_base)
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if (!fb->fb.screen_base) {
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of_node_put(memory);
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return -ENOMEM;
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}
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fb->fb.fix.smem_start = of_translate_address(memory,
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of_get_address(memory, 0, &size, NULL));
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fb->fb.fix.smem_len = size;
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of_node_put(memory);
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return 0;
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}
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