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Message-ID: <202011091422.7TYTKJMU-lkp@intel.com>
Date: Mon, 9 Nov 2020 14:52:27 +0800
From: kernel test robot <lkp@...el.com>
To: Luc Van Oostenryck <luc.vanoostenryck@...il.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Subject: net/ipv6/ip6mr.c:1837:13: sparse: sparse: incorrect type in argument
1 (different address spaces)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: f8394f232b1eab649ce2df5c5f15b0e528c92091
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date: 2 months ago
config: sh-randconfig-s032-20201103 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-76-gf680124b-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
"sparse warnings: (new ones prefixed by >>)"
net/ipv6/ip6mr.c:1837:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *optlen @@
net/ipv6/ip6mr.c:1837:13: sparse: expected int const *__gu_addr
net/ipv6/ip6mr.c:1837:13: sparse: got int [noderef] __user *optlen
>> net/ipv6/ip6mr.c:1837:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> net/ipv6/ip6mr.c:1837:13: sparse: expected void const volatile [noderef] __user *ptr
net/ipv6/ip6mr.c:1837:13: sparse: got int const *__gu_addr
net/ipv6/ip6mr.c:405:13: sparse: sparse: context imbalance in 'ip6mr_vif_seq_start' - different lock contexts for basic block
net/ipv6/ip6mr.c: note: in included file (through include/linux/mroute6.h):
include/linux/mroute_base.h:427:31: sparse: sparse: context imbalance in 'mr_mfc_seq_stop' - unexpected unlock
--
net/atm/common.c:795:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *optlen @@
net/atm/common.c:795:13: sparse: expected int const *__gu_addr
net/atm/common.c:795:13: sparse: got int [noderef] __user *optlen
>> net/atm/common.c:795:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> net/atm/common.c:795:13: sparse: expected void const volatile [noderef] __user *ptr
net/atm/common.c:795:13: sparse: got int const *__gu_addr
--
net/atm/resources.c:203:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *iobuf_len @@
net/atm/resources.c:203:13: sparse: expected int const *__gu_addr
net/atm/resources.c:203:13: sparse: got int [noderef] __user *iobuf_len
>> net/atm/resources.c:203:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> net/atm/resources.c:203:13: sparse: expected void const volatile [noderef] __user *ptr
net/atm/resources.c:203:13: sparse: got int const *__gu_addr
net/atm/resources.c:236:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *sioc_len @@
net/atm/resources.c:236:13: sparse: expected int const *__gu_addr
net/atm/resources.c:236:13: sparse: got int [noderef] __user *sioc_len
net/atm/resources.c:236:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
net/atm/resources.c:236:13: sparse: expected void const volatile [noderef] __user *ptr
net/atm/resources.c:236:13: sparse: got int const *__gu_addr
--
drivers/usb/class/usbtmc.c:584:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] [usertype] __user *arg @@
drivers/usb/class/usbtmc.c:584:13: sparse: expected unsigned int const *__gu_addr
drivers/usb/class/usbtmc.c:584:13: sparse: got unsigned int [noderef] [usertype] __user *arg
>> drivers/usb/class/usbtmc.c:584:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int const *__gu_addr @@
>> drivers/usb/class/usbtmc.c:584:13: sparse: expected void const volatile [noderef] __user *ptr
drivers/usb/class/usbtmc.c:584:13: sparse: got unsigned int const *__gu_addr
drivers/usb/class/usbtmc.c:1963:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] [usertype] __user * @@
drivers/usb/class/usbtmc.c:1963:13: sparse: expected unsigned int const *__gu_addr
drivers/usb/class/usbtmc.c:1963:13: sparse: got unsigned int [noderef] [usertype] __user *
drivers/usb/class/usbtmc.c:1963:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int const *__gu_addr @@
drivers/usb/class/usbtmc.c:1963:13: sparse: expected void const volatile [noderef] __user *ptr
drivers/usb/class/usbtmc.c:1963:13: sparse: got unsigned int const *__gu_addr
drivers/usb/class/usbtmc.c:2143:26: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned char const *__gu_addr @@ got unsigned char [noderef] __user * @@
drivers/usb/class/usbtmc.c:2143:26: sparse: expected unsigned char const *__gu_addr
drivers/usb/class/usbtmc.c:2143:26: sparse: got unsigned char [noderef] __user *
>> drivers/usb/class/usbtmc.c:2143:26: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned char const *__gu_addr @@
drivers/usb/class/usbtmc.c:2143:26: sparse: expected void const volatile [noderef] __user *ptr
drivers/usb/class/usbtmc.c:2143:26: sparse: got unsigned char const *__gu_addr
--
net/nfc/llcp_sock.c:308:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *optlen @@
net/nfc/llcp_sock.c:308:13: sparse: expected int const *__gu_addr
net/nfc/llcp_sock.c:308:13: sparse: got int [noderef] __user *optlen
>> net/nfc/llcp_sock.c:308:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> net/nfc/llcp_sock.c:308:13: sparse: expected void const volatile [noderef] __user *ptr
net/nfc/llcp_sock.c:308:13: sparse: got int const *__gu_addr
--
net/sctp/socket.c: note: in included file (through include/net/sctp/sctp.h):
include/net/sctp/structs.h:329:41: sparse: sparse: array of flexible structures
net/sctp/socket.c:7814:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *optlen @@
net/sctp/socket.c:7814:13: sparse: expected int const *__gu_addr
net/sctp/socket.c:7814:13: sparse: got int [noderef] __user *optlen
>> net/sctp/socket.c:7814:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> net/sctp/socket.c:7814:13: sparse: expected void const volatile [noderef] __user *ptr
net/sctp/socket.c:7814:13: sparse: got int const *__gu_addr
net/sctp/socket.c:8210:20: sparse: sparse: context imbalance in 'sctp_get_port_local' - unexpected unlock
--
drivers/media/rc/lirc_dev.c:378:23: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected unsigned int const *__gu_addr @@ got unsigned int [noderef] [usertype] __user *argp @@
drivers/media/rc/lirc_dev.c:378:23: sparse: expected unsigned int const *__gu_addr
drivers/media/rc/lirc_dev.c:378:23: sparse: got unsigned int [noderef] [usertype] __user *argp
>> drivers/media/rc/lirc_dev.c:378:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned int const *__gu_addr @@
>> drivers/media/rc/lirc_dev.c:378:23: sparse: expected void const volatile [noderef] __user *ptr
drivers/media/rc/lirc_dev.c:378:23: sparse: got unsigned int const *__gu_addr
--
drivers/usb/gadget/function/rndis.c:1126:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user *buffer @@
drivers/usb/gadget/function/rndis.c:1126:21: sparse: expected char const *__gu_addr
drivers/usb/gadget/function/rndis.c:1126:21: sparse: got char const [noderef] __user *buffer
>> drivers/usb/gadget/function/rndis.c:1126:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got char const *__gu_addr @@
>> drivers/usb/gadget/function/rndis.c:1126:21: sparse: expected void const volatile [noderef] __user *ptr
drivers/usb/gadget/function/rndis.c:1126:21: sparse: got char const *__gu_addr
--
drivers/net/tun.c:3227:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user * @@
drivers/net/tun.c:3227:21: sparse: expected int const *__gu_addr
drivers/net/tun.c:3227:21: sparse: got int [noderef] __user *
>> drivers/net/tun.c:3227:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> drivers/net/tun.c:3227:21: sparse: expected void const volatile [noderef] __user *ptr
drivers/net/tun.c:3227:21: sparse: got int const *__gu_addr
--
net/dccp/proto.c:535:52: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be32 const [usertype] service @@ got int [addressable] val @@
net/dccp/proto.c:535:52: sparse: expected restricted __be32 const [usertype] service
net/dccp/proto.c:535:52: sparse: got int [addressable] val
net/dccp/proto.c:620:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *optlen @@
net/dccp/proto.c:620:13: sparse: expected int const *__gu_addr
net/dccp/proto.c:620:13: sparse: got int [noderef] __user *optlen
>> net/dccp/proto.c:620:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
>> net/dccp/proto.c:620:13: sparse: expected void const volatile [noderef] __user *ptr
net/dccp/proto.c:620:13: sparse: got int const *__gu_addr
net/dccp/proto.c:718:57: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __be32 [usertype] param @@ got int cmsg_type @@
net/dccp/proto.c:718:57: sparse: expected restricted __be32 [usertype] param
net/dccp/proto.c:718:57: sparse: got int cmsg_type
--
drivers/hwmon/w83793.c:1372:37: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user * @@
drivers/hwmon/w83793.c:1372:37: sparse: expected char const *__gu_addr
drivers/hwmon/w83793.c:1372:37: sparse: got char const [noderef] __user *
>> drivers/hwmon/w83793.c:1372:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got char const *__gu_addr @@
>> drivers/hwmon/w83793.c:1372:37: sparse: expected void const volatile [noderef] __user *ptr
drivers/hwmon/w83793.c:1372:37: sparse: got char const *__gu_addr
drivers/hwmon/w83793.c:1425:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user * @@
drivers/hwmon/w83793.c:1425:21: sparse: expected int const *__gu_addr
drivers/hwmon/w83793.c:1425:21: sparse: got int [noderef] __user *
>> drivers/hwmon/w83793.c:1425:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
drivers/hwmon/w83793.c:1425:21: sparse: expected void const volatile [noderef] __user *ptr
drivers/hwmon/w83793.c:1425:21: sparse: got int const *__gu_addr
drivers/hwmon/w83793.c:1435:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user * @@
drivers/hwmon/w83793.c:1435:21: sparse: expected int const *__gu_addr
drivers/hwmon/w83793.c:1435:21: sparse: got int [noderef] __user *
drivers/hwmon/w83793.c:1435:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
drivers/hwmon/w83793.c:1435:21: sparse: expected void const volatile [noderef] __user *ptr
drivers/hwmon/w83793.c:1435:21: sparse: got int const *__gu_addr
--
net/core/pktgen.c:720:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user * @@
net/core/pktgen.c:720:21: sparse: expected char const *__gu_addr
net/core/pktgen.c:720:21: sparse: got char const [noderef] __user *
>> net/core/pktgen.c:720:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got char const *__gu_addr @@
>> net/core/pktgen.c:720:21: sparse: expected void const volatile [noderef] __user *ptr
net/core/pktgen.c:720:21: sparse: got char const *__gu_addr
net/core/pktgen.c:738:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user * @@
net/core/pktgen.c:738:21: sparse: expected char const *__gu_addr
net/core/pktgen.c:738:21: sparse: got char const [noderef] __user *
net/core/pktgen.c:738:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got char const *__gu_addr @@
net/core/pktgen.c:738:21: sparse: expected void const volatile [noderef] __user *ptr
net/core/pktgen.c:738:21: sparse: got char const *__gu_addr
net/core/pktgen.c:764:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user * @@
net/core/pktgen.c:764:21: sparse: expected char const *__gu_addr
net/core/pktgen.c:764:21: sparse: got char const [noderef] __user *
net/core/pktgen.c:764:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got char const *__gu_addr @@
net/core/pktgen.c:764:21: sparse: expected void const volatile [noderef] __user *ptr
net/core/pktgen.c:764:21: sparse: got char const *__gu_addr
net/core/pktgen.c:781:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user * @@
net/core/pktgen.c:781:21: sparse: expected char const *__gu_addr
net/core/pktgen.c:781:21: sparse: got char const [noderef] __user *
net/core/pktgen.c:781:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got char const *__gu_addr @@
net/core/pktgen.c:781:21: sparse: expected void const volatile [noderef] __user *ptr
net/core/pktgen.c:781:21: sparse: got char const *__gu_addr
net/core/pktgen.c:815:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected char const *__gu_addr @@ got char const [noderef] __user * @@
net/core/pktgen.c:815:21: sparse: expected char const *__gu_addr
net/core/pktgen.c:815:21: sparse: got char const [noderef] __user *
net/core/pktgen.c:815:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got char const *__gu_addr @@
net/core/pktgen.c:815:21: sparse: expected void const volatile [noderef] __user *ptr
net/core/pktgen.c:815:21: sparse: got char const *__gu_addr
--
drivers/net/slip/slip.c:458:14: sparse: sparse: incompatible types in comparison expression (different address spaces):
drivers/net/slip/slip.c:458:14: sparse: void [noderef] __rcu *
drivers/net/slip/slip.c:458:14: sparse: void *
drivers/net/slip/slip.c:892:9: sparse: sparse: incompatible types in comparison expression (different address spaces):
drivers/net/slip/slip.c:892:9: sparse: void [noderef] __rcu *
drivers/net/slip/slip.c:892:9: sparse: void *
drivers/net/slip/slip.c:1099:21: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected int const *__gu_addr @@ got int [noderef] __user *p @@
>> drivers/net/slip/slip.c:1099:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got int const *__gu_addr @@
vim +1837 net/ipv6/ip6mr.c
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1800
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1801 /*
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1802 * Getsock opt support for the multicast routing system.
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1803 */
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1804
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1805 int ip6_mroute_getsockopt(struct sock *sk, int optname, char __user *optval,
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1806 int __user *optlen)
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1807 {
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1808 int olr;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1809 int val;
8229efdaef1e791 Benjamin Thery 2008-12-10 1810 struct net *net = sock_net(sk);
b70432f7319eb75 Yuval Mintz 2018-02-28 1811 struct mr_table *mrt;
d1db275dd3f6e41 Patrick McHardy 2010-05-11 1812
99253eb750fda6a Xin Long 2017-02-24 1813 if (sk->sk_type != SOCK_RAW ||
99253eb750fda6a Xin Long 2017-02-24 1814 inet_sk(sk)->inet_num != IPPROTO_ICMPV6)
99253eb750fda6a Xin Long 2017-02-24 1815 return -EOPNOTSUPP;
99253eb750fda6a Xin Long 2017-02-24 1816
d1db275dd3f6e41 Patrick McHardy 2010-05-11 1817 mrt = ip6mr_get_table(net, raw6_sk(sk)->ip6mr_table ? : RT6_TABLE_DFLT);
63159f29be1df7f Ian Morris 2015-03-29 1818 if (!mrt)
d1db275dd3f6e41 Patrick McHardy 2010-05-11 1819 return -ENOENT;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1820
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1821 switch (optname) {
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1822 case MRT6_VERSION:
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1823 val = 0x0305;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1824 break;
14fb64e1f449ef6 YOSHIFUJI Hideaki 2008-04-03 1825 #ifdef CONFIG_IPV6_PIMSM_V2
14fb64e1f449ef6 YOSHIFUJI Hideaki 2008-04-03 1826 case MRT6_PIM:
6bd521433942d85 Patrick McHardy 2010-05-11 1827 val = mrt->mroute_do_pim;
14fb64e1f449ef6 YOSHIFUJI Hideaki 2008-04-03 1828 break;
14fb64e1f449ef6 YOSHIFUJI Hideaki 2008-04-03 1829 #endif
14fb64e1f449ef6 YOSHIFUJI Hideaki 2008-04-03 1830 case MRT6_ASSERT:
6bd521433942d85 Patrick McHardy 2010-05-11 1831 val = mrt->mroute_do_assert;
14fb64e1f449ef6 YOSHIFUJI Hideaki 2008-04-03 1832 break;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1833 default:
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1834 return -ENOPROTOOPT;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1835 }
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1836
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 @1837 if (get_user(olr, optlen))
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1838 return -EFAULT;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1839
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1840 olr = min_t(int, olr, sizeof(int));
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1841 if (olr < 0)
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1842 return -EINVAL;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1843
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1844 if (put_user(olr, optlen))
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1845 return -EFAULT;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1846 if (copy_to_user(optval, &val, olr))
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1847 return -EFAULT;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1848 return 0;
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1849 }
7bc570c8b4f75dd YOSHIFUJI Hideaki 2008-04-03 1850
:::::: The code at line 1837 was first introduced by commit
:::::: 7bc570c8b4f75ddb3fd5dbeb38127cdc4acbcc9c [IPV6] MROUTE: Support multicast forwarding.
:::::: TO: YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>
:::::: CC: YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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