diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 3256129..5bf73a9 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -58,7 +58,7 @@
 	res->flags = IORESOURCE_MEM;
 
 	if (!acpi_dev_resource_len_valid(res->start, res->end, len, false))
-		res->flags |= IORESOURCE_DISABLED;
+		res->flags |= IORESOURCE_DISABLED | IORESOURCE_UNSET;
 
 	if (write_protect == ACPI_READ_WRITE_MEMORY)
 		res->flags |= IORESOURCE_MEM_WRITEABLE;
@@ -126,10 +126,10 @@
 	res->flags = IORESOURCE_IO;
 
 	if (!acpi_dev_resource_len_valid(res->start, res->end, len, true))
-		res->flags |= IORESOURCE_DISABLED;
+		res->flags |= IORESOURCE_DISABLED | IORESOURCE_UNSET;
 
 	if (res->end >= 0x10003)
-		res->flags |= IORESOURCE_DISABLED;
+		res->flags |= IORESOURCE_DISABLED | IORESOURCE_UNSET;
 
 	if (io_decode == ACPI_DECODE_16)
 		res->flags |= IORESOURCE_IO_16BIT_ADDR;
@@ -304,7 +304,7 @@
 {
 	res->start = gsi;
 	res->end = gsi;
-	res->flags = IORESOURCE_IRQ | IORESOURCE_DISABLED;
+	res->flags = IORESOURCE_IRQ | IORESOURCE_DISABLED | IORESOURCE_UNSET;
 }
 
 static void acpi_dev_get_irqresource(struct resource *res, u32 gsi,