In is_kdump(), we need a of_node_put() to dec the refcount which is incremented by of_find_node_by_type().
Signed-off-by: Liang He <win...@126.com> --- arch/powerpc/sysdev/fsl_pci.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index 1011cfea2e32..4c986c955951 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -180,6 +180,7 @@ static int setup_one_atmu(struct ccsr_pci __iomem *pci, static bool is_kdump(void) { struct device_node *node; + bool ret; node = of_find_node_by_type(NULL, "memory"); if (!node) { @@ -187,7 +188,10 @@ static bool is_kdump(void) return false; } - return of_property_read_bool(node, "linux,usable-memory"); + ret = of_property_read_bool(node, "linux,usable-memory"); + of_node_put(node); + + return ret; } /* atmu setup for fsl pci/pcie controller */ -- 2.25.1