Messages in this thread Patch in this message | | | From | Miaoqian Lin <> | Subject | [PATCH] ARM: OMAP2+: Fix refcount leak in omapdss_init_of | Date | Wed, 1 Jun 2022 08:48:58 +0400 |
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omapdss_find_dss_of_node() calls of_find_compatible_node() to get device node. 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() in later error path and normal path.
Fixes: e0c827aca0730 ("drm/omap: Populate DSS children in omapdss driver") Signed-off-by: Miaoqian Lin <linmq006@gmail.com> --- arch/arm/mach-omap2/display.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index 21413a9b7b6c..ed2cb2649cf6 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -259,11 +259,13 @@ static int __init omapdss_init_of(void) if (!pdev) { pr_err("Unable to find DSS platform device\n"); + of_node_put(node); return -ENODEV; } r = of_platform_populate(node, NULL, NULL, &pdev->dev); put_device(&pdev->dev); + of_node_put(node); if (r) { pr_err("Unable to populate DSS submodule devices\n"); return r; -- 2.25.1
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