tree:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 
master
head:   889750bd2e08a94d52a116056d462b3a8e5616a7
commit: 5b7066c3dd24c7d538e5ee402eb24bb182c16dab [207/208] tipc: stricter 
filtering of packets in bearer layer
reproduce:
        # apt-get install sparse
        git checkout 5b7066c3dd24c7d538e5ee402eb24bb182c16dab
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

   include/linux/compiler.h:232:8: sparse: attribute 'no_sanitize_address': 
unknown attribute
>> net/tipc/bearer.c:560:48: sparse: incompatible types in comparison 
>> expression (different base types)

vim +560 net/tipc/bearer.c

   544   * This function is called by the Ethernet driver in case of link
   545   * change event.
   546   */
   547  static int tipc_l2_device_event(struct notifier_block *nb, unsigned 
long evt,
   548                                  void *ptr)
   549  {
   550          struct net_device *dev = netdev_notifier_info_to_dev(ptr);
   551          struct net *net = dev_net(dev);
   552          struct tipc_net *tn = tipc_net(net);
   553          struct tipc_bearer *b;
   554          int i;
   555  
   556          b = rtnl_dereference(dev->tipc_ptr);
   557          if (!b) {
   558                  for (i = 0; i < MAX_BEARERS; b = NULL, i++) {
   559                          b = rtnl_dereference(tn->bearer_list[i]);
 > 560                          if (b && (b->media_ptr == dev))
   561                                  break;
   562                  }
   563          }
   564          if (!b)
   565                  return NOTIFY_DONE;
   566  
   567          b->mtu = dev->mtu;
   568  

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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