* [hare-scsi-devel:tls-netlink.v7 3/20] drivers/nvme/common/keyring.c:14:5: warning: no previous prototype for function 'nvme_keyring_init'
@ 2023-03-21 18:03 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-03-21 18:03 UTC (permalink / raw)
To: Hannes Reinecke; +Cc: llvm, oe-kbuild-all
tree: https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git tls-netlink.v7
head: 5c13b43fa2c503188a6d668b0dec6a22078329a2
commit: e9b1071a27a0122e041829e87e86852c8b80c04a [3/20] nvme-keyring: register '.nvme' keyring
config: mips-randconfig-r001-20230319 (https://download.01.org/0day-ci/archive/20230322/202303220128.ky1IoKee-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git/commit/?id=e9b1071a27a0122e041829e87e86852c8b80c04a
git remote add hare-scsi-devel https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git
git fetch --no-tags hare-scsi-devel tls-netlink.v7
git checkout e9b1071a27a0122e041829e87e86852c8b80c04a
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/nvme/common/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303220128.ky1IoKee-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/nvme/common/keyring.c:16:6: warning: unused variable 'err' [-Wunused-variable]
int err;
^
>> drivers/nvme/common/keyring.c:14:5: warning: no previous prototype for function 'nvme_keyring_init' [-Wmissing-prototypes]
int nvme_keyring_init(void)
^
drivers/nvme/common/keyring.c:14:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int nvme_keyring_init(void)
^
static
>> drivers/nvme/common/keyring.c:31:6: warning: no previous prototype for function 'nvme_keyring_exit' [-Wmissing-prototypes]
void nvme_keyring_exit(void)
^
drivers/nvme/common/keyring.c:31:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void nvme_keyring_exit(void)
^
static
3 warnings generated.
vim +/nvme_keyring_init +14 drivers/nvme/common/keyring.c
13
> 14 int nvme_keyring_init(void)
15 {
16 int err;
17
18 nvme_keyring = keyring_alloc(".nvme",
19 GLOBAL_ROOT_UID, GLOBAL_ROOT_GID,
20 current_cred(),
21 (KEY_POS_ALL & ~KEY_POS_SETATTR) |
22 (KEY_USR_ALL & ~KEY_USR_SETATTR),
23 KEY_ALLOC_NOT_IN_QUOTA, NULL, NULL);
24 if (IS_ERR(nvme_keyring))
25 return PTR_ERR(nvme_keyring);
26
27 return 0;
28 }
29 EXPORT_SYMBOL_GPL(nvme_keyring_init);
30
> 31 void nvme_keyring_exit(void)
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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2023-03-21 18:03 [hare-scsi-devel:tls-netlink.v7 3/20] drivers/nvme/common/keyring.c:14:5: warning: no previous prototype for function 'nvme_keyring_init' kernel test robot
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