[kbuild-all] [linux-next:master 812/9662] net/bluetooth/l2cap_sock.c:676:21: sparse: sparse: incorrect type in initializer (different address spaces)

tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: bdecf38f228bcca73b31ada98b5b7ba1215eb9c9 commit: 3ee7b7cd83900bb711efadbf16fa096a615a1566 [812/9662] Bluetooth: Add BT_MODE socket option reproduce: # apt-get install sparse # sparse version: v0.6.1-193-gb8fad4bc-dirty git checkout 3ee7b7cd83900bb711efadbf16fa096a615a1566 make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) ./arch/xtensa/include/generated/uapi/asm/unistd_32.h:393:41: sparse: sparse: no newline at end of file net/bluetooth/l2cap_sock.c:428:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderefint const *__gu_addr @@ net/bluetooth/l2cap_sock.c:428:13: sparse: expected int const *__gu_addr net/bluetooth/l2cap_sock.c:428:13: sparse: got int [noderef] <asn:1> *optlen net/bluetooth/l2cap_sock.c:428:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got ] <asn:1> *from @@ net/bluetooth/l2cap_sock.c:428:13: sparse: expected void const [noderef] <asn:1> *from net/bluetooth/l2cap_sock.c:428:13: sparse: got int const *__gu_addr net/bluetooth/l2cap_sock.c:503:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int *__pu_addr @@ got unsigned int [noderef] [usertunsigned int *__pu_addr @@ net/bluetooth/l2cap_sock.c:503:21: sparse: expected unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:503:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:503:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] <asn:1> *to @@ got ref] <asn:1> *to @@ net/bluetooth/l2cap_sock.c:503:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:503:21: sparse: got unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:553:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderefint const *__gu_addr @@ net/bluetooth/l2cap_sock.c:553:13: sparse: expected int const *__gu_addr net/bluetooth/l2cap_sock.c:553:13: sparse: got int [noderef] <asn:1> *optlen net/bluetooth/l2cap_sock.c:553:13: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got ] <asn:1> *from @@ net/bluetooth/l2cap_sock.c:553:13: sparse: expected void const [noderef] <asn:1> *from net/bluetooth/l2cap_sock.c:553:13: sparse: got int const *__gu_addr net/bluetooth/l2cap_sock.c:589:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int *__pu_addr @@ got unsigned int [noderef] [usertunsigned int *__pu_addr @@ net/bluetooth/l2cap_sock.c:589:21: sparse: expected unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:589:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:589:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] <asn:1> *to @@ got ref] <asn:1> *to @@ net/bluetooth/l2cap_sock.c:589:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:589:21: sparse: got unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:596:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int *__pu_addr @@ got unsigned int [noderef] [usertunsigned int *__pu_addr @@ net/bluetooth/l2cap_sock.c:596:21: sparse: expected unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:596:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:596:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] <asn:1> *to @@ got ref] <asn:1> *to @@ net/bluetooth/l2cap_sock.c:596:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:596:21: sparse: got unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:618:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int *__pu_addr @@ got unsigned int [noderef] [usertunsigned int *__pu_addr @@ net/bluetooth/l2cap_sock.c:618:21: sparse: expected unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:618:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:618:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] <asn:1> *to @@ got ref] <asn:1> *to @@ net/bluetooth/l2cap_sock.c:618:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:618:21: sparse: got unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:633:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned short *__pu_addr @@ got unsigned short [noderef] [useunsigned short *__pu_addr @@ net/bluetooth/l2cap_sock.c:633:21: sparse: expected unsigned short *__pu_addr net/bluetooth/l2cap_sock.c:633:21: sparse: got unsigned short [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:633:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] <asn:1> *to @@ got deref] <asn:1> *to @@ net/bluetooth/l2cap_sock.c:633:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:633:21: sparse: got unsigned short *__pu_addr net/bluetooth/l2cap_sock.c:643:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned short *__pu_addr @@ got unsigned short [noderef] [useunsigned short *__pu_addr @@ net/bluetooth/l2cap_sock.c:643:21: sparse: expected unsigned short *__pu_addr net/bluetooth/l2cap_sock.c:643:21: sparse: got unsigned short [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:643:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] <asn:1> *to @@ got deref] <asn:1> *to @@ net/bluetooth/l2cap_sock.c:643:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:643:21: sparse: got unsigned short *__pu_addr net/bluetooth/l2cap_sock.c:655:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int *__pu_addr @@ got unsigned int [noderef] [usertunsigned int *__pu_addr @@ net/bluetooth/l2cap_sock.c:655:21: sparse: expected unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:655:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:655:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] <asn:1> *to @@ got ref] <asn:1> *to @@ net/bluetooth/l2cap_sock.c:655:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:655:21: sparse: got unsigned int *__pu_addr net/bluetooth/l2cap_sock.c:676:21: sparse: got unsigned char [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:676:21: sparse: expected void [noderef] <asn:1> *to net/bluetooth/l2cap_sock.c:785:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] unsigned int const *__gu_addr @@ net/bluetooth/l2cap_sock.c:785:21: sparse: expected unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:785:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:785:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got [noderef] <asn:1> *from @@ net/bluetooth/l2cap_sock.c:785:21: sparse: expected void const [noderef] <asn:1> *from net/bluetooth/l2cap_sock.c:785:21: sparse: got unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:942:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] unsigned int const *__gu_addr @@ net/bluetooth/l2cap_sock.c:942:21: sparse: expected unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:942:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:942:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got [noderef] <asn:1> *from @@ net/bluetooth/l2cap_sock.c:942:21: sparse: expected void const [noderef] <asn:1> *from net/bluetooth/l2cap_sock.c:942:21: sparse: got unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:957:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] unsigned int const *__gu_addr @@ net/bluetooth/l2cap_sock.c:957:21: sparse: expected unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:957:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:957:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got [noderef] <asn:1> *from @@ net/bluetooth/l2cap_sock.c:957:21: sparse: expected void const [noderef] <asn:1> *from net/bluetooth/l2cap_sock.c:957:21: sparse: got unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:1005:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] unsigned int const *__gu_addr @@ net/bluetooth/l2cap_sock.c:1005:21: sparse: expected unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:1005:21: sparse: got unsigned int [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:1005:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got [noderef] <asn:1> *from @@ net/bluetooth/l2cap_sock.c:1005:21: sparse: expected void const [noderef] <asn:1> *from net/bluetooth/l2cap_sock.c:1005:21: sparse: got unsigned int const *__gu_addr net/bluetooth/l2cap_sock.c:1053:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned short const *__gu_addr @@ got unsigned short [noderefunsigned short const *__gu_addr @@ net/bluetooth/l2cap_sock.c:1053:21: sparse: expected unsigned short const *__gu_addr net/bluetooth/l2cap_sock.c:1053:21: sparse: got unsigned short [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:1053:21: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] <asn:1> *from @@ got st [noderef] <asn:1> *from @@ net/bluetooth/l2cap_sock.c:1053:21: sparse: expected void const [noderef] <asn:1> *from net/bluetooth/l2cap_sock.c:1053:21: sparse: got unsigned short const *__gu_addr net/bluetooth/l2cap_sock.c:1084:21: sparse: got unsigned char [noderef] [usertype] <asn:1> * net/bluetooth/l2cap_sock.c:1084:21: sparse: expected void const [noderef] <asn:1> *from vim +676 net/bluetooth/l2cap_sock.c 534 535 static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, 536 char __user *optval, int __user *optlen) 537 { 538 struct sock *sk = sock->sk; 539 struct l2cap_chan *chan = l2cap_pi(sk)->chan; 540 struct bt_security sec; 541 struct bt_power pwr; 542 u32 phys; 543 int len, mode, err = 0; 544 545 BT_DBG("sk %p", sk); 546 547 if (level == SOL_L2CAP) 548 return l2cap_sock_getsockopt_old(sock, optname, optval, optlen); 549 550 if (level != SOL_BLUETOOTH) 551 return -ENOPROTOOPT; 552 553 if (get_user(len, optlen)) 554 return -EFAULT; 555 556 lock_sock(sk); 557 558 switch (optname) { 559 case BT_SECURITY: 560 if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED && 561 chan->chan_type != L2CAP_CHAN_FIXED && 562 chan->chan_type != L2CAP_CHAN_RAW) { 563 err = -EINVAL; 564 break; 565 } 566 567 memset(&sec, 0, sizeof(sec)); 568 if (chan->conn) { 569 sec.level = chan->conn->hcon->sec_level; 570 571 if (sk->sk_state == BT_CONNECTED) 572 sec.key_size = chan->conn->hcon->enc_key_size; 573 } else { 574 sec.level = chan->sec_level; 575 } 576 577 len = min_t(unsigned int, len, sizeof(sec)); 578 if (copy_to_user(optval, (char *) &sec, len)) 579 err = -EFAULT; 580 581 break; 582 583 case BT_DEFER_SETUP: 584 if (sk->sk_state != BT_BOUND && sk->sk_state != BT_LISTEN) { 585 err = -EINVAL; 586 break; 587 } 588 589 if (put_user(test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags), 590 (u32 __user *) optval)) 591 err = -EFAULT; 592 593 break; 594 595 case BT_FLUSHABLE: 596 if (put_user(test_bit(FLAG_FLUSHABLE, &chan->flags), 597 (u32 __user *) optval)) 598 err = -EFAULT; 599 600 break; 601 602 case BT_POWER: 603 if (sk->sk_type != SOCK_SEQPACKET && sk->sk_type != SOCK_STREAM 604 && sk->sk_type != SOCK_RAW) { 605 err = -EINVAL; 606 break; 607 } 608 609 pwr.force_active = test_bit(FLAG_FORCE_ACTIVE, &chan->flags); 610 611 len = min_t(unsigned int, len, sizeof(pwr)); 612 if (copy_to_user(optval, (char *) &pwr, len)) 613 err = -EFAULT; 614 615 break; 616 617 case BT_CHANNEL_POLICY: 618 if (put_user(chan->chan_policy, (u32 __user *) optval)) 619 err = -EFAULT; 620 break; 621 622 case BT_SNDMTU: 623 if (!bdaddr_type_is_le(chan->src_type)) { 624 err = -EINVAL; 625 break; 626 } 627 628 if (sk->sk_state != BT_CONNECTED) { 629 err = -ENOTCONN; 630 break; 631 } 632 633 if (put_user(chan->omtu, (u16 __user *) optval)) 634 err = -EFAULT; 635 break; 636 637 case BT_RCVMTU: 638 if (!bdaddr_type_is_le(chan->src_type)) { 639 err = -EINVAL; 640 break; 641 } 642 643 if (put_user(chan->imtu, (u16 __user *) optval)) 644 err = -EFAULT; 645 break; 646 647 case BT_PHY: 648 if (sk->sk_state != BT_CONNECTED) { 649 err = -ENOTCONN; 650 break; 651 } 652 653 phys = hci_conn_get_phy(chan->conn->hcon); 654 655 if (put_user(phys, (u32 __user *) optval)) 656 err = -EFAULT; 657 break; 658 659 case BT_MODE: 660 if (!enable_ecred) { 661 err = -ENOPROTOOPT; 662 break; 663 } 664 665 if (chan->chan_type != L2CAP_CHAN_CONN_ORIENTED) { 666 err = -EINVAL; 667 break; 668 } 669 670 mode = l2cap_get_mode(chan); 671 if (mode < 0) { 672 err = mode; 673 break; 674 } 675 677 err = -EFAULT; 678 break; 679 680 default: 681 err = -ENOPROTOOPT; 682 break; 683 } 684 685 release_sock(sk); 686 return err; 687 } 688 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org