Re: [PATCH] net: core: devlink.c: Use built-in RCU list checking

From: kbuild test robot
Date: Sun Feb 23 2020 - 19:29:30 EST


Hi,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]
[also build test ERROR on net/master linus/master v5.6-rc2 next-20200221]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url: https://github.com/0day-ci/linux/commits/madhuparnabhowmik10-gmail-com/net-core-devlink-c-Use-built-in-RCU-list-checking/20200223-035655
base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 732a0dee501f9a693c9a711730838129f4587041
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 11.0.0 (git://gitmirror/llvm_project 1df947ab403a9ec3bb1bf4cd83610a997dc4f3bc)
reproduce:
# FIXME the reproduce steps for clang is not ready yet

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> net/core/devlink.c:2111:22: error: use of undeclared identifier 'devlink'
lockdep_is_held(&devlink->lock)) {
^
1 error generated.

vim +/devlink +2111 net/core/devlink.c

2103
2104 static struct devlink_dpipe_table *
2105 devlink_dpipe_table_find(struct list_head *dpipe_tables,
2106 const char *table_name)
2107 {
2108 struct devlink_dpipe_table *table;
2109
2110 list_for_each_entry_rcu(table, dpipe_tables, list,
> 2111 lockdep_is_held(&devlink->lock)) {
2112 if (!strcmp(table->name, table_name))
2113 return table;
2114 }
2115 return NULL;
2116 }
2117

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