From: kernel test robot <lkp@intel.com>
To: Abhinav Jain <jain.abhinav177@gmail.com>,
idryomov@gmail.com, xiubli@redhat.com, davem@davemloft.net,
edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
ceph-devel@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
skhan@linuxfoundation.org, javier.carrasco.cruz@gmail.com,
Abhinav Jain <jain.abhinav177@gmail.com>
Subject: Re: [PATCH net] libceph: Make the input const as per the TODO
Date: Mon, 12 Aug 2024 07:42:00 +0800 [thread overview]
Message-ID: <202408120724.pyUdMxWP-lkp@intel.com> (raw)
In-Reply-To: <20240811193645.1082042-1-jain.abhinav177@gmail.com>
Hi Abhinav,
kernel test robot noticed the following build errors:
[auto build test ERROR on net/main]
url: https://github.com/intel-lab-lkp/linux/commits/Abhinav-Jain/libceph-Make-the-input-const-as-per-the-TODO/20240812-033900
base: net/main
patch link: https://lore.kernel.org/r/20240811193645.1082042-1-jain.abhinav177%40gmail.com
patch subject: [PATCH net] libceph: Make the input const as per the TODO
config: i386-buildonly-randconfig-002-20240812 (https://download.01.org/0day-ci/archive/20240812/202408120724.pyUdMxWP-lkp@intel.com/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/20240812/202408120724.pyUdMxWP-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408120724.pyUdMxWP-lkp@intel.com/
All errors (new ones prefixed by >>):
>> net/ceph/crypto.c:89:5: error: conflicting types for 'ceph_crypto_key_decode'
89 | int ceph_crypto_key_decode(struct ceph_crypto_key *key, const void **p, const void *end)
| ^
net/ceph/crypto.h:25:5: note: previous declaration is here
25 | int ceph_crypto_key_decode(struct ceph_crypto_key *key, void **p, void *end);
| ^
>> net/ceph/crypto.c:93:19: error: passing 'const void **' to parameter of type 'void **' discards qualifiers in nested pointer types [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
93 | ceph_decode_need(p, end, 2*sizeof(u16) + sizeof(key->created), bad);
| ^
include/linux/ceph/decode.h:59:29: note: expanded from macro 'ceph_decode_need'
59 | if (!likely(ceph_has_room(p, end, n))) \
| ^
include/linux/compiler.h:76:40: note: expanded from macro 'likely'
76 | # define likely(x) __builtin_expect(!!(x), 1)
| ^
include/linux/ceph/decode.h:52:41: note: passing argument to parameter 'p' here
52 | static inline bool ceph_has_room(void **p, void *end, size_t n)
| ^
>> net/ceph/crypto.c:93:22: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
93 | ceph_decode_need(p, end, 2*sizeof(u16) + sizeof(key->created), bad);
| ^~~
include/linux/ceph/decode.h:59:32: note: expanded from macro 'ceph_decode_need'
59 | if (!likely(ceph_has_room(p, end, n))) \
| ^~~
include/linux/compiler.h:76:40: note: expanded from macro 'likely'
76 | # define likely(x) __builtin_expect(!!(x), 1)
| ^
include/linux/ceph/decode.h:52:50: note: passing argument to parameter 'end' here
52 | static inline bool ceph_has_room(void **p, void *end, size_t n)
| ^
net/ceph/crypto.c:94:29: error: passing 'const void **' to parameter of type 'void **' discards qualifiers in nested pointer types [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
94 | key->type = ceph_decode_16(p);
| ^
include/linux/ceph/decode.h:31:41: note: passing argument to parameter 'p' here
31 | static inline u16 ceph_decode_16(void **p)
| ^
net/ceph/crypto.c:95:19: error: passing 'const void **' to parameter of type 'void **' discards qualifiers in nested pointer types [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
95 | ceph_decode_copy(p, &key->created, sizeof(key->created));
| ^
include/linux/ceph/decode.h:43:44: note: passing argument to parameter 'p' here
43 | static inline void ceph_decode_copy(void **p, void *pv, size_t n)
| ^
net/ceph/crypto.c:96:28: error: passing 'const void **' to parameter of type 'void **' discards qualifiers in nested pointer types [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
96 | key->len = ceph_decode_16(p);
| ^
include/linux/ceph/decode.h:31:41: note: passing argument to parameter 'p' here
31 | static inline u16 ceph_decode_16(void **p)
| ^
net/ceph/crypto.c:97:19: error: passing 'const void **' to parameter of type 'void **' discards qualifiers in nested pointer types [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
97 | ceph_decode_need(p, end, key->len, bad);
| ^
include/linux/ceph/decode.h:59:29: note: expanded from macro 'ceph_decode_need'
59 | if (!likely(ceph_has_room(p, end, n))) \
| ^
include/linux/compiler.h:76:40: note: expanded from macro 'likely'
76 | # define likely(x) __builtin_expect(!!(x), 1)
| ^
include/linux/ceph/decode.h:52:41: note: passing argument to parameter 'p' here
52 | static inline bool ceph_has_room(void **p, void *end, size_t n)
| ^
net/ceph/crypto.c:97:22: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
97 | ceph_decode_need(p, end, key->len, bad);
| ^~~
include/linux/ceph/decode.h:59:32: note: expanded from macro 'ceph_decode_need'
59 | if (!likely(ceph_has_room(p, end, n))) \
| ^~~
include/linux/compiler.h:76:40: note: expanded from macro 'likely'
76 | # define likely(x) __builtin_expect(!!(x), 1)
| ^
include/linux/ceph/decode.h:52:50: note: passing argument to parameter 'end' here
52 | static inline bool ceph_has_room(void **p, void *end, size_t n)
| ^
net/ceph/crypto.c:98:24: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
98 | ret = set_secret(key, *p);
| ^~
net/ceph/crypto.c:23:58: note: passing argument to parameter 'buf' here
23 | static int set_secret(struct ceph_crypto_key *key, void *buf)
| ^
net/ceph/crypto.c:99:19: error: passing 'const void *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
99 | memzero_explicit(*p, key->len);
| ^~
include/linux/string.h:356:43: note: passing argument to parameter 's' here
356 | static inline void memzero_explicit(void *s, size_t count)
| ^
net/ceph/crypto.c:315:37: error: passing 'const void **' to parameter of type 'void **' discards qualifiers in nested pointer types [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
315 | ret = ceph_crypto_key_decode(ckey, &p, (const char *)prep->data + datalen);
| ^~
net/ceph/crypto.h:25:64: note: passing argument to parameter 'p' here
25 | int ceph_crypto_key_decode(struct ceph_crypto_key *key, void **p, void *end);
| ^
>> net/ceph/crypto.c:315:41: error: passing 'const char *' to parameter of type 'void *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
315 | ret = ceph_crypto_key_decode(ckey, &p, (const char *)prep->data + datalen);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
net/ceph/crypto.h:25:73: note: passing argument to parameter 'end' here
25 | int ceph_crypto_key_decode(struct ceph_crypto_key *key, void **p, void *end);
| ^
12 errors generated.
vim +/ceph_crypto_key_decode +89 net/ceph/crypto.c
88
> 89 int ceph_crypto_key_decode(struct ceph_crypto_key *key, const void **p, const void *end)
90 {
91 int ret;
92
> 93 ceph_decode_need(p, end, 2*sizeof(u16) + sizeof(key->created), bad);
94 key->type = ceph_decode_16(p);
95 ceph_decode_copy(p, &key->created, sizeof(key->created));
96 key->len = ceph_decode_16(p);
97 ceph_decode_need(p, end, key->len, bad);
98 ret = set_secret(key, *p);
99 memzero_explicit(*p, key->len);
100 *p += key->len;
101 return ret;
102
103 bad:
104 dout("failed to decode crypto key\n");
105 return -EINVAL;
106 }
107
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2024-08-11 23:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-11 19:36 [PATCH net] libceph: Make the input const as per the TODO Abhinav Jain
2024-08-11 20:57 ` Abhinav Jain
2024-08-11 23:42 ` kernel test robot [this message]
2024-08-12 2:15 ` kernel test robot
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