From: Josh Poimboeuf <jpoim...@redhat.com> Date: Wed, 14 Mar 2018 10:24:20 -0500
> The kbuild test robot reported the following warning on sparc64: > > kernel/jump_label.c: In function '__jump_label_update': > kernel/jump_label.c:376:51: warning: cast to pointer from integer of > different size [-Wint-to-pointer-cast] > WARN_ONCE(1, "can't patch jump_label at %pS", (void *)entry->code); > > On sparc64, the jump_label entry->code field is of type u32, but > pointers are 64-bit. Silence the warning by casting entry->code to an > unsigned long before casting it to a pointer. This is also what the > sparc jump label code does. > > Reported-by: kbuild test robot <fengguang...@intel.com> > Fixes: dc1dd184c2f0 ("jump_label: Warn on failed jump_label patching attempt") > Signed-off-by: Josh Poimboeuf <jpoim...@redhat.com> Acked-by: David S. Miller <da...@davemloft.net>