Re: [PATCH v4 3/4] fs/smb/client: Use common code in client
From: kernel test robot
Date: Mon Aug 14 2023 - 09:48:40 EST
Hi,
kernel test robot noticed the following build warnings:
[auto build test WARNING on cifs/for-next]
[also build test WARNING on kleikamp-shaggy/jfs-next linus/master v6.5-rc6 next-20230809]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/linux-treblig-org/fs-smb-Remove-unicode-lower-tables/20230813-085613
base: git://git.samba.org/sfrench/cifs-2.6.git for-next
patch link: https://lore.kernel.org/r/20230813005344.112955-4-linux%40treblig.org
patch subject: [PATCH v4 3/4] fs/smb/client: Use common code in client
config: i386-randconfig-i062-20230814 (https://download.01.org/0day-ci/archive/20230814/202308142118.G4M0uxEm-lkp@xxxxxxxxx/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230814/202308142118.G4M0uxEm-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/202308142118.G4M0uxEm-lkp@xxxxxxxxx/
sparse warnings: (new ones prefixed by >>)
>> fs/smb/client/smb2pdu.c:2573:27: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] *ucs1 @@ got restricted __le16 [usertype] * @@
fs/smb/client/smb2pdu.c:2573:27: sparse: expected unsigned short [usertype] *ucs1
fs/smb/client/smb2pdu.c:2573:27: sparse: got restricted __le16 [usertype] *
>> fs/smb/client/smb2pdu.c:2573:38: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned short const [usertype] *ucs2 @@ got restricted __le16 const * @@
fs/smb/client/smb2pdu.c:2573:38: sparse: expected unsigned short const [usertype] *ucs2
fs/smb/client/smb2pdu.c:2573:38: sparse: got restricted __le16 const *
fs/smb/client/smb2pdu.c:2574:27: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned short [usertype] *ucs1 @@ got restricted __le16 [usertype] * @@
fs/smb/client/smb2pdu.c:2574:27: sparse: expected unsigned short [usertype] *ucs1
fs/smb/client/smb2pdu.c:2574:27: sparse: got restricted __le16 [usertype] *
>> fs/smb/client/smb2pdu.c:2574:38: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned short const [usertype] *ucs2 @@ got restricted __le16 const [usertype] *path @@
fs/smb/client/smb2pdu.c:2574:38: sparse: expected unsigned short const [usertype] *ucs2
fs/smb/client/smb2pdu.c:2574:38: sparse: got restricted __le16 const [usertype] *path
vim +2573 fs/smb/client/smb2pdu.c
ff2a09e9196e2f fs/cifs/smb2pdu.c Steve French 2019-07-06 2535
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2536 static int
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2537 alloc_path_with_tree_prefix(__le16 **out_path, int *out_size, int *out_len,
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2538 const char *treename, const __le16 *path)
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2539 {
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2540 int treename_len, path_len;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2541 struct nls_table *cp;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2542 const __le16 sep[] = {cpu_to_le16('\\'), cpu_to_le16(0x0000)};
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2543
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2544 /*
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2545 * skip leading "\\"
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2546 */
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2547 treename_len = strlen(treename);
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2548 if (treename_len < 2 || !(treename[0] == '\\' && treename[1] == '\\'))
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2549 return -EINVAL;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2550
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2551 treename += 2;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2552 treename_len -= 2;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2553
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2554 path_len = UniStrnlen((wchar_t *)path, PATH_MAX);
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2555
a1d2eb51f0a33c fs/cifs/smb2pdu.c Paulo Alcantara 2022-08-19 2556 /* make room for one path separator only if @path isn't empty */
a1d2eb51f0a33c fs/cifs/smb2pdu.c Paulo Alcantara 2022-08-19 2557 *out_len = treename_len + (path[0] ? 1 : 0) + path_len;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2558
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2559 /*
a1d2eb51f0a33c fs/cifs/smb2pdu.c Paulo Alcantara 2022-08-19 2560 * final path needs to be 8-byte aligned as specified in
a1d2eb51f0a33c fs/cifs/smb2pdu.c Paulo Alcantara 2022-08-19 2561 * MS-SMB2 2.2.13 SMB2 CREATE Request.
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2562 */
d7173623bf0b15 fs/cifs/smb2pdu.c Enzo Matsumiya 2022-10-12 2563 *out_size = round_up(*out_len * sizeof(__le16), 8);
a1d2eb51f0a33c fs/cifs/smb2pdu.c Paulo Alcantara 2022-08-19 2564 *out_path = kzalloc(*out_size + sizeof(__le16) /* null */, GFP_KERNEL);
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2565 if (!*out_path)
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2566 return -ENOMEM;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2567
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2568 cp = load_nls_default();
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2569 cifs_strtoUTF16(*out_path, treename, treename_len, cp);
7eacba3b00a3c3 fs/cifs/smb2pdu.c Eugene Korenevsky 2022-01-14 2570
7eacba3b00a3c3 fs/cifs/smb2pdu.c Eugene Korenevsky 2022-01-14 2571 /* Do not append the separator if the path is empty */
7eacba3b00a3c3 fs/cifs/smb2pdu.c Eugene Korenevsky 2022-01-14 2572 if (path[0] != cpu_to_le16(0x0000)) {
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 @2573 UniStrcat(*out_path, sep);
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 @2574 UniStrcat(*out_path, path);
7eacba3b00a3c3 fs/cifs/smb2pdu.c Eugene Korenevsky 2022-01-14 2575 }
7eacba3b00a3c3 fs/cifs/smb2pdu.c Eugene Korenevsky 2022-01-14 2576
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2577 unload_nls(cp);
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2578
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2579 return 0;
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2580 }
f0712928be1a66 fs/cifs/smb2pdu.c Aurelien Aptel 2017-02-22 2581
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