ACPI: Fix sparse warnings

[powerpc.git] / drivers / acpi / osl.c

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 0f6f3bc..63060a1 100644 (file)
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -205,7 +205,7 @@ void __iomem *acpi_os_map_memory(acpi_physical_address phys, acpi_size size)
 {
        if (phys > ULONG_MAX) {
                printk(KERN_ERR PREFIX "Cannot map memory that high\n");
-               return 0;
+               return NULL;
        }
        if (acpi_gbl_permanent_mmap)
                /*