* [linux-nvme:nvme-6.5 15/21] drivers/nvme/host/fabrics.c:96:2-8: preceding lock on line 85
@ 2023-06-02 1:57 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-06-02 1:57 UTC (permalink / raw)
To: oe-kbuild; +Cc: lkp, Julia Lawall
BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: linux-nvme@lists.infradead.org
TO: Max Gurtovoy <mgurtovoy@nvidia.com>
CC: Keith Busch <kbusch@kernel.org>
CC: Israel Rukshin <israelr@nvidia.com>
CC: Christoph Hellwig <hch@lst.de>
tree: git://git.infradead.org/nvme.git nvme-6.5
head: 14ad91f7a9a29562f23bedd205ef209255d8b8d1
commit: f0cebf82004d610be3ef47abf315ddf95aa2dcd1 [15/21] nvme-fabrics: prevent overriding of existing host
:::::: branch date: 9 hours ago
:::::: commit date: 3 weeks ago
config: riscv-randconfig-c032-20230531 (https://download.01.org/0day-ci/archive/20230602/202306020909.MTUEBeIa-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 12.3.0
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Reported-by: Julia Lawall <julia.lawall@inria.fr>
| Closes: https://lore.kernel.org/r/202306020909.MTUEBeIa-lkp@intel.com/
cocci warnings: (new ones prefixed by >>)
>> drivers/nvme/host/fabrics.c:96:2-8: preceding lock on line 85
vim +96 drivers/nvme/host/fabrics.c
f0cebf82004d61 Max Gurtovoy 2023-05-12 80
f0cebf82004d61 Max Gurtovoy 2023-05-12 81 static struct nvmf_host *nvmf_host_add(const char *hostnqn, uuid_t *id)
07bfcd09a28855 Christoph Hellwig 2016-06-13 82 {
07bfcd09a28855 Christoph Hellwig 2016-06-13 83 struct nvmf_host *host;
07bfcd09a28855 Christoph Hellwig 2016-06-13 84
07bfcd09a28855 Christoph Hellwig 2016-06-13 @85 mutex_lock(&nvmf_hosts_mutex);
f0cebf82004d61 Max Gurtovoy 2023-05-12 86 host = __nvmf_host_find(hostnqn, id);
f0cebf82004d61 Max Gurtovoy 2023-05-12 87 if (IS_ERR(host)) {
f0cebf82004d61 Max Gurtovoy 2023-05-12 88 goto out_unlock;
f0cebf82004d61 Max Gurtovoy 2023-05-12 89 } else if (host) {
98096d8a787f05 Christoph Hellwig 2016-08-18 90 kref_get(&host->ref);
07bfcd09a28855 Christoph Hellwig 2016-06-13 91 goto out_unlock;
98096d8a787f05 Christoph Hellwig 2016-08-18 92 }
07bfcd09a28855 Christoph Hellwig 2016-06-13 93
f0cebf82004d61 Max Gurtovoy 2023-05-12 94 host = nvmf_host_alloc(hostnqn, id);
07bfcd09a28855 Christoph Hellwig 2016-06-13 95 if (!host)
f0cebf82004d61 Max Gurtovoy 2023-05-12 @96 return ERR_PTR(-ENOMEM);
07bfcd09a28855 Christoph Hellwig 2016-06-13 97
07bfcd09a28855 Christoph Hellwig 2016-06-13 98 list_add_tail(&host->list, &nvmf_hosts);
07bfcd09a28855 Christoph Hellwig 2016-06-13 99 out_unlock:
07bfcd09a28855 Christoph Hellwig 2016-06-13 100 mutex_unlock(&nvmf_hosts_mutex);
07bfcd09a28855 Christoph Hellwig 2016-06-13 101 return host;
07bfcd09a28855 Christoph Hellwig 2016-06-13 102 }
07bfcd09a28855 Christoph Hellwig 2016-06-13 103
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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2023-06-02 1:57 [linux-nvme:nvme-6.5 15/21] drivers/nvme/host/fabrics.c:96:2-8: preceding lock on line 85 kernel test robot
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