Re: [PATCH net-next 1/2] net/tcp: track all TCP/IP state transition in tcp_set_state

Hi Yafang,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Yafang-Shao/net-tcp-track-all-TCP-IP-state-transition-in-tcp_set_state/20171112-203643
reproduce:
        # apt-get install sparse
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)


vim +/return +428 net/netfilter/ipvs/ip_vs_proto_tcp.c

^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16  423  
^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 @424  static const char * tcp_state_name(int state)
^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16  425  {
^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16  426  	if (state >= IP_VS_TCP_S_LAST)
^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16  427  		return "ERR!";
^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16 @428  	return tcp_state_name_table[state] ? tcp_state_name_table[state] : "?";
^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16  429  }
^1da177e net/ipv4/ipvs/ip_vs_proto_tcp.c Linus Torvalds 2005-04-16  430  

:::::: The code at line 428 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds [off-list ref]
:::::: CC: Linus Torvalds [off-list ref]

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