From f8c9660bfe17100a27ca4cf28f957a25cb420255 Mon Sep 17 00:00:00 2001
From: Bin Meng <bin.meng@windriver.com>
Date: Tue, 15 Sep 2020 16:05:06 +0800
Subject: [PATCH] ram: sifive: Check return value on clk_enable()
The return value should be checked otherwise it's useless to
assign the return value to 'ret'.
Signed-off-by: Bin Meng <bin.meng@windriver.com>
---
drivers/ram/sifive/fu540_ddr.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/ram/sifive/fu540_ddr.c b/drivers/ram/sifive/fu540_ddr.c
index 5ff88692a8..f5b2873b33 100644
--- a/drivers/ram/sifive/fu540_ddr.c
+++ b/drivers/ram/sifive/fu540_ddr.c
@@ -369,6 +369,11 @@ static int fu540_ddr_probe(struct udevice *dev)
}
ret = clk_enable(&priv->ddr_clk);
+ if (ret < 0) {
+ debug("Could not enable DDR clock\n");
+ return ret;
+ }
+
priv->ctl = regmap_get_range(map, 0);
priv->phy = regmap_get_range(map, 1);
priv->physical_filter_ctrl = regmap_get_range(map, 2);
--
2.39.5