Error encountered with 32-bit gcc 5.3.1: ell/dbus-kernel.c:412:20: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast] Casting the pointer to uintptr_t instead of uint64_t works on both 32-bit and 64-bit platforms. --- ell/dbus-kernel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/ell/dbus-kernel.c b/ell/dbus-kernel.c index 7124c33..863e8e7 100644 --- a/ell/dbus-kernel.c +++ b/ell/dbus-kernel.c @@ -409,7 +409,7 @@ int _dbus_kernel_send(int fd, size_t bloom_size, uint8_t bloom_n_hash, memset(&cmd, 0, sizeof(cmd)); cmd.size = sizeof(cmd); - cmd.msg_address = (uint64_t) kmsg; + cmd.msg_address = (uintptr_t) kmsg; ret = ioctl(fd, KDBUS_CMD_SEND, &cmd); if (ret < 0) -- 2.8.0