Hi Kees, FYI, the error/warning still remains. tree: git://git.samba.org/sfrench/cifs-2.6.git 5.15-backport-8-1-24 head: c931999946e12679e0adc129509a1e23a4a64b5d commit: cd3ad386810097de48e69cdd3c483ca1bf65c7c6 [346/600] smb3: Replace smb2pdu 1-element arrays with flex-arrays config: i386-randconfig-003-20240803 (https://download.01.org/0day-ci/archive/20240803/202408031613.q4FlMl2U-lkp@xxxxxxxxx/config) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240803/202408031613.q4FlMl2U-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202408031613.q4FlMl2U-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from fs/cifs/smb2ops.c:18: In file included from fs/cifs/cifsglob.h:26: >> fs/cifs/../smbfs_common/smb2pdu.h:817:3: error: type name requires a specifier or qualifier 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ >> fs/cifs/../smbfs_common/smb2pdu.h:817:48: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ | int fs/cifs/../smbfs_common/smb2pdu.h:1578:3: error: type name requires a specifier or qualifier 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/../smbfs_common/smb2pdu.h:1578:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int In file included from fs/cifs/smb2ops.c:18: In file included from fs/cifs/cifsglob.h:97: fs/cifs/cifspdu.h:512:3: error: type name requires a specifier or qualifier 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ fs/cifs/cifspdu.h:512:37: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ | int fs/cifs/cifspdu.h:2289:3: error: type name requires a specifier or qualifier 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2289:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int fs/cifs/cifspdu.h:2328:2: error: type name requires a specifier or qualifier 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ fs/cifs/cifspdu.h:2328:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ | int fs/cifs/cifspdu.h:2377:2: error: type name requires a specifier or qualifier 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ fs/cifs/cifspdu.h:2377:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ | int fs/cifs/cifspdu.h:2488:3: error: type name requires a specifier or qualifier 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2488:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int 14 errors generated. -- In file included from fs/cifs/smb2file.c:15: fs/cifs/cifspdu.h:512:3: error: type name requires a specifier or qualifier 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ fs/cifs/cifspdu.h:512:37: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ | int fs/cifs/cifspdu.h:2289:3: error: type name requires a specifier or qualifier 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2289:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int fs/cifs/cifspdu.h:2328:2: error: type name requires a specifier or qualifier 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ fs/cifs/cifspdu.h:2328:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ | int fs/cifs/cifspdu.h:2377:2: error: type name requires a specifier or qualifier 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ fs/cifs/cifspdu.h:2377:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ | int fs/cifs/cifspdu.h:2488:3: error: type name requires a specifier or qualifier 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2488:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int In file included from fs/cifs/smb2file.c:16: In file included from fs/cifs/cifsglob.h:26: >> fs/cifs/../smbfs_common/smb2pdu.h:817:3: error: type name requires a specifier or qualifier 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ >> fs/cifs/../smbfs_common/smb2pdu.h:817:48: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ | int fs/cifs/../smbfs_common/smb2pdu.h:1578:3: error: type name requires a specifier or qualifier 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/../smbfs_common/smb2pdu.h:1578:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int 14 errors generated. -- In file included from fs/cifs/ioctl.c:16: fs/cifs/cifspdu.h:512:3: error: type name requires a specifier or qualifier 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ fs/cifs/cifspdu.h:512:37: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ | int fs/cifs/cifspdu.h:2289:3: error: type name requires a specifier or qualifier 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2289:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int fs/cifs/cifspdu.h:2328:2: error: type name requires a specifier or qualifier 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ fs/cifs/cifspdu.h:2328:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ | int fs/cifs/cifspdu.h:2377:2: error: type name requires a specifier or qualifier 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ fs/cifs/cifspdu.h:2377:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ | int fs/cifs/cifspdu.h:2488:3: error: type name requires a specifier or qualifier 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2488:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int In file included from fs/cifs/ioctl.c:17: In file included from fs/cifs/cifsglob.h:26: >> fs/cifs/../smbfs_common/smb2pdu.h:817:3: error: type name requires a specifier or qualifier 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ >> fs/cifs/../smbfs_common/smb2pdu.h:817:48: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ | int fs/cifs/../smbfs_common/smb2pdu.h:1578:3: error: type name requires a specifier or qualifier 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/../smbfs_common/smb2pdu.h:1578:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int fs/cifs/ioctl.c:324:10: warning: variable 'caps' set but not used [-Wunused-but-set-variable] 324 | __u64 caps; | ^ 1 warning and 14 errors generated. -- In file included from fs/cifs/readdir.c:15: fs/cifs/cifspdu.h:512:3: error: type name requires a specifier or qualifier 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ fs/cifs/cifspdu.h:512:37: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 512 | DECLARE_FLEX_ARRAY(unsigned char, EncryptionKey); | ^ | int fs/cifs/cifspdu.h:2289:3: error: type name requires a specifier or qualifier 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2289:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2289 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int fs/cifs/cifspdu.h:2328:2: error: type name requires a specifier or qualifier 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ fs/cifs/cifspdu.h:2328:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2328 | DECLARE_FLEX_ARRAY(char, LinkDest); | ^ | int fs/cifs/cifspdu.h:2377:2: error: type name requires a specifier or qualifier 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ fs/cifs/cifspdu.h:2377:27: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2377 | DECLARE_FLEX_ARRAY(__u8, alt_name); | ^ | int fs/cifs/cifspdu.h:2488:3: error: type name requires a specifier or qualifier 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/cifspdu.h:2488:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 2488 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int In file included from fs/cifs/readdir.c:16: In file included from fs/cifs/cifsglob.h:26: >> fs/cifs/../smbfs_common/smb2pdu.h:817:3: error: type name requires a specifier or qualifier 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ >> fs/cifs/../smbfs_common/smb2pdu.h:817:48: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 817 | DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); | ^ | int fs/cifs/../smbfs_common/smb2pdu.h:1578:3: error: type name requires a specifier or qualifier 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ fs/cifs/../smbfs_common/smb2pdu.h:1578:28: error: type specifier missing, defaults to 'int' [-Werror,-Wimplicit-int] 1578 | DECLARE_FLEX_ARRAY(char, FileName); | ^ | int fs/cifs/readdir.c:554:20: error: no member named 'FileName' in 'FILE_UNIX_INFO' 554 | de->name = &info->FileName[0]; | ~~~~ ^ 15 errors generated. vim +817 fs/cifs/../smbfs_common/smb2pdu.h 802 803 struct smb2_lock_req { 804 struct smb2_hdr hdr; 805 __le16 StructureSize; /* Must be 48 */ 806 __le16 LockCount; 807 /* 808 * The least significant four bits are the index, the other 28 bits are 809 * the lock sequence number (0 to 64). See MS-SMB2 2.2.26 810 */ 811 __le32 LockSequenceNumber; 812 __u64 PersistentFileId; 813 __u64 VolatileFileId; 814 /* Followed by at least one */ 815 union { 816 struct smb2_lock_element lock; > 817 DECLARE_FLEX_ARRAY(struct smb2_lock_element, locks); 818 }; 819 } __packed; 820 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
