tree: git://git.samba.org/sfrench/cifs-2.6.git for-next
head: 58b322cfd219fd570d4fcc2e2eb8b5d945389d46
commit: 3d9d8c48232a668ada5f680f70c8b3d366629ab6 [10/11] smb3: print warning once if posix context returned on open
config: m68k-multi_defconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 7.5.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 3d9d8c48232a668ada5f680f70c8b3d366629ab6
# save the attached .config to linux build tree
GCC_VERSION=7.5.0 make.cross ARCH=m68k
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
fs/cifs/smb2pdu.c: In function 'smb2_parse_contexts':
>> fs/cifs/smb2pdu.c:1985:38: error: macro "memcmp" passed 18 arguments, but takes just 3
0xDE, 0x96, 0x8B, 0xCD, 0x7C}, 16) == 0)
^
>> fs/cifs/smb2pdu.c:1983:8: error: 'memcmp' undeclared (first use in this function); did you mean 'memchr'?
if (memcmp(name, (char []) {0x93, 0xAD, 0x25, 0x50,
^~~~~~
memchr
fs/cifs/smb2pdu.c:1983:8: note: each undeclared identifier is reported only once for each function it appears in
vim +/memcmp +1985 fs/cifs/smb2pdu.c
1951
1952 void
1953 smb2_parse_contexts(struct TCP_Server_Info *server,
1954 struct smb2_create_rsp *rsp,
1955 unsigned int *epoch, char *lease_key, __u8 *oplock,
1956 struct smb2_file_all_info *buf)
1957 {
1958 char *data_offset;
1959 struct create_context *cc;
1960 unsigned int next;
1961 unsigned int remaining;
1962 char *name;
1963
1964 *oplock = 0;
1965 data_offset = (char *)rsp + le32_to_cpu(rsp->CreateContextsOffset);
1966 remaining = le32_to_cpu(rsp->CreateContextsLength);
1967 cc = (struct create_context *)data_offset;
1968
1969 /* Initialize inode number to 0 in case no valid data in qfid context */
1970 if (buf)
1971 buf->IndexNumber = 0;
1972
1973 while (remaining >= sizeof(struct create_context)) {
1974 name = le16_to_cpu(cc->NameOffset) + (char *)cc;
1975 if (le16_to_cpu(cc->NameLength) == 4 &&
1976 strncmp(name, SMB2_CREATE_REQUEST_LEASE, 4) == 0)
1977 *oplock = server->ops->parse_lease_buf(cc, epoch,
1978 lease_key);
1979 else if (buf && (le16_to_cpu(cc->NameLength) == 4) &&
1980 strncmp(name, SMB2_CREATE_QUERY_ON_DISK_ID, 4) == 0)
1981 parse_query_id_ctxt(cc, buf);
1982 else if ((le16_to_cpu(cc->NameLength) == 16)) {
> 1983 if (memcmp(name, (char []) {0x93, 0xAD, 0x25, 0x50,
1984 0x9C, 0xB4, 0x11, 0xE7, 0xB4, 0x23, 0x83,
> 1985 0xDE, 0x96, 0x8B, 0xCD, 0x7C}, 16) == 0)
1986 parse_posix_ctxt(cc, NULL);
1987 }
1988 /* else {
1989 cifs_dbg(FYI, "Context not matched with len %d\n",
1990 le16_to_cpu(cc->NameLength));
1991 cifs_dump_mem("Cctxt name: ", name, 4);
1992 } */
1993
1994 next = le32_to_cpu(cc->Next);
1995 if (!next)
1996 break;
1997 remaining -= next;
1998 cc = (struct create_context *)((char *)cc + next);
1999 }
2000
2001 if (rsp->OplockLevel != SMB2_OPLOCK_LEVEL_LEASE)
2002 *oplock = rsp->OplockLevel;
2003
2004 return;
2005 }
2006
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
