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Diffstat (limited to 'arch/x86/kernel/setup.c')
-rw-r--r--arch/x86/kernel/setup.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 4b3fa6cd3106..a3767e74c758 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -237,6 +237,9 @@ static u64 __init get_ramdisk_image(void)
ramdisk_image |= (u64)boot_params.ext_ramdisk_image << 32;
+ if (ramdisk_image == 0)
+ ramdisk_image = phys_initrd_start;
+
return ramdisk_image;
}
static u64 __init get_ramdisk_size(void)
@@ -245,6 +248,9 @@ static u64 __init get_ramdisk_size(void)
ramdisk_size |= (u64)boot_params.ext_ramdisk_size << 32;
+ if (ramdisk_size == 0)
+ ramdisk_size = phys_initrd_size;
+
return ramdisk_size;
}