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-rw-r--r--drivers/phy/microchip/sparx5_serdes.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/phy/microchip/sparx5_serdes.c b/drivers/phy/microchip/sparx5_serdes.c
index 338a4220b45f..c8a7d0927ced 100644
--- a/drivers/phy/microchip/sparx5_serdes.c
+++ b/drivers/phy/microchip/sparx5_serdes.c
@@ -2470,7 +2470,7 @@ static int sparx5_serdes_probe(struct platform_device *pdev)
priv->coreclock = clock;
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- iomem = devm_ioremap(priv->dev, iores->start, iores->end - iores->start + 1);
+ iomem = devm_ioremap(priv->dev, iores->start, resource_size(iores));
if (IS_ERR(iomem)) {
dev_err(priv->dev, "Unable to get serdes registers: %s\n",
iores->name);