When the value of the first reg is not NULL, there will be two repeated checks. So modify it. Signed-off-by: Qi Zheng <arch0.zheng@xxxxxxxxx> --- drivers/of/fdt.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 4602e467ca8b..f54412c00642 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -1002,10 +1002,11 @@ int __init early_init_dt_scan_memory(unsigned long node, const char *uname, return 0; reg = of_get_flat_dt_prop(node, "linux,usable-memory", &l); - if (reg == NULL) + if (reg == NULL) { reg = of_get_flat_dt_prop(node, "reg", &l); - if (reg == NULL) - return 0; + if (reg == NULL) + return 0; + } endp = reg + (l / sizeof(__be32)); hotpluggable = of_get_flat_dt_prop(node, "hotpluggable", NULL); -- 2.25.1