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-rw-r--r--drivers/firmware/efi/libstub/x86-stub.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c
index 99a0cfb0c7ad..5a48d996ed71 100644
--- a/drivers/firmware/efi/libstub/x86-stub.c
+++ b/drivers/firmware/efi/libstub/x86-stub.c
@@ -768,10 +768,12 @@ unsigned long efi_main(efi_handle_t handle,
efi_err("Failed to load initrd!\n");
goto fail;
}
- efi_set_u64_split(addr, &hdr->ramdisk_image,
- &boot_params->ext_ramdisk_image);
- efi_set_u64_split(size, &hdr->ramdisk_size,
- &boot_params->ext_ramdisk_size);
+ if (size > 0) {
+ efi_set_u64_split(addr, &hdr->ramdisk_image,
+ &boot_params->ext_ramdisk_image);
+ efi_set_u64_split(size, &hdr->ramdisk_size,
+ &boot_params->ext_ramdisk_size);
+ }
}
/*