[PATCH] clk: Fix error checking of dev_read_addr_ptr

[Sean Anderson]

dev_read_addr_ptr returns NULL on error, not FDT_ADDR_T_NONE.

Signed-off-by: Sean Anderson <sean...@gmail.com>
---
 drivers/clk/imx/clk-imx6q.c  | 2 +-
 drivers/clk/imx/clk-imx8mm.c | 2 +-
 drivers/clk/imx/clk-imx8mn.c | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c
index 5ae4781d11..bd0d3e4f47 100644
--- a/drivers/clk/imx/clk-imx6q.c
+++ b/drivers/clk/imx/clk-imx6q.c
@@ -115,7 +115,7 @@ static int imx6q_clk_probe(struct udevice *dev)

        /* CCM clocks */
        base = dev_read_addr_ptr(dev);
-       if (base == (void *)FDT_ADDR_T_NONE)
+       if (!base)
                return -EINVAL;

        clk_dm(IMX6QDL_CLK_USDHC1_SEL,
diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c
index a05dac7c7a..fc41a028f6 100644
--- a/drivers/clk/imx/clk-imx8mm.c
+++ b/drivers/clk/imx/clk-imx8mm.c
@@ -323,7 +323,7 @@ static int imx8mm_clk_probe(struct udevice *dev)
               imx_clk_fixed_factor("sys_pll2_1000m", "sys_pll2_out", 1, 1));

        base = dev_read_addr_ptr(dev);
-       if (base == (void *)FDT_ADDR_T_NONE)
+       if (!base)
                return -EINVAL;

        clk_dm(IMX8MM_CLK_A53_SRC,
diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c
index 4048cc63cc..eb43971ae6 100644
--- a/drivers/clk/imx/clk-imx8mn.c
+++ b/drivers/clk/imx/clk-imx8mn.c
@@ -293,7 +293,7 @@ static int imx8mn_clk_probe(struct udevice *dev)
               imx_clk_fixed_factor("sys_pll2_1000m", "sys_pll2_out", 1, 1));

        base = dev_read_addr_ptr(dev);
-       if (base == (void *)FDT_ADDR_T_NONE)
+       if (!base)
                return -EINVAL;

        clk_dm(IMX8MN_CLK_A53_SRC,
-- 
2.24.1