Messages in this thread | | | Date | Thu, 27 Jan 2022 13:29:38 +0800 | Subject | net/netfilter/nf_tables_api.c:2014:2: warning: Assignment of function parameter has no effect outside the function. Did you forget dereferencing it? [uselessAssignmentPtrArg] | From | kernel test robot <> |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: dd81e1c7d5fb126e5fbc5c9e334d7b3ec29a16a0 commit: 2c865a8a28a10e9800a3dd07ca339d24563e3d65 netfilter: nf_tables: add rule blob layout date: 2 weeks ago compiler: arceb-elf-gcc (GCC) 11.2.0
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
cppcheck possible warnings: (new ones prefixed by >>, may not be real problems)
>> net/netfilter/nf_tables_api.c:2014:2: warning: Assignment of function parameter has no effect outside the function. Did you forget dereferencing it? [uselessAssignmentPtrArg] ptr += offsetof(struct nft_rule_dp, data); ^
vim +2014 net/netfilter/nf_tables_api.c
0cbc06b3faba75 Florian Westphal 2018-05-25 2007 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2008 static void nft_last_rule(struct nft_rule_blob *blob, const void *ptr) 0cbc06b3faba75 Florian Westphal 2018-05-25 2009 { 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2010 struct nft_rule_dp *prule; 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2011 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2012 prule = (struct nft_rule_dp *)ptr; 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2013 prule->is_last = 1; 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 @2014 ptr += offsetof(struct nft_rule_dp, data); 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2015 /* blob size does not include the trailer rule */ 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2016 } 2c865a8a28a10e Pablo Neira Ayuso 2022-01-09 2017
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