Update to kernel headers v4.12.3.

Test: Built angler.
Change-Id: Icbcf4fac2334de8409b049ed7a3b4c24b4e98ce9
diff --git a/libc/kernel/uapi/rdma/vmw_pvrdma-abi.h b/libc/kernel/uapi/rdma/vmw_pvrdma-abi.h
index ab734f9..3666815 100644
--- a/libc/kernel/uapi/rdma/vmw_pvrdma-abi.h
+++ b/libc/kernel/uapi/rdma/vmw_pvrdma-abi.h
@@ -168,7 +168,7 @@
   __u32 opcode;
   __u32 send_flags;
   union {
-    __u32 imm_data;
+    __be32 imm_data;
     __u32 invalidate_rkey;
   } ex;
   __u32 reserved;
@@ -216,7 +216,7 @@
   __u32 opcode;
   __u32 status;
   __u32 byte_len;
-  __u32 imm_data;
+  __be32 imm_data;
   __u32 src_qp;
   __u32 wc_flags;
   __u32 vendor_err;