diff --git a/arch/um/kernel/checksum.c b/arch/um/kernel/checksum.c
deleted file mode 100644
index e69de29bb2d1..000000000000
diff --git a/include/asm-ia64/ioctl32.h b/include/asm-ia64/ioctl32.h
deleted file mode 100644
index e69de29bb2d1..000000000000
diff --git a/include/asm-um/arch-signal-i386.h b/include/asm-um/arch-signal-i386.h
deleted file mode 100644
index e69de29bb2d1..000000000000
diff --git a/include/asm-x86_64/ioctl32.h b/include/asm-x86_64/ioctl32.h
deleted file mode 100644
index e69de29bb2d1..000000000000