tree: git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
head: bc6aaa14e11304b629ae8b0c0c71737cf24114b7
commit: fb9962f3cefeba8c5addc96dceb8bc360062ab50 [1345/1380] tipc: ensure all
name sequences are properly protected with its lock
net/tipc/name_table.c:980 tipc_purge_publications() error: double lock
'spin_lock:&seq->lock'
git remote add net-next
git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git
git remote update net-next
git checkout fb9962f3cefeba8c5addc96dceb8bc360062ab50
vim +980 net/tipc/name_table.c
1bb8dce5 Erik Hugne 2014-03-06 964 */
1bb8dce5 Erik Hugne 2014-03-06 965 static void tipc_purge_publications(struct
name_seq *seq)
1bb8dce5 Erik Hugne 2014-03-06 966 {
1bb8dce5 Erik Hugne 2014-03-06 967 struct publication *publ, *safe;
1bb8dce5 Erik Hugne 2014-03-06 968 struct sub_seq *sseq;
1bb8dce5 Erik Hugne 2014-03-06 969 struct name_info *info;
1bb8dce5 Erik Hugne 2014-03-06 970
fb9962f3 Ying Xue 2014-12-02 971 spin_lock_bh(&seq->lock);
1bb8dce5 Erik Hugne 2014-03-06 972 sseq = seq->sseqs;
1bb8dce5 Erik Hugne 2014-03-06 973 info = sseq->info;
1bb8dce5 Erik Hugne 2014-03-06 974 list_for_each_entry_safe(publ, safe,
&info->zone_list, zone_list) {
1bb8dce5 Erik Hugne 2014-03-06 975
tipc_nametbl_remove_publ(publ->type, publ->lower, publ->node,
1bb8dce5 Erik Hugne 2014-03-06 976
publ->ref, publ->key);
1621b94d Ying Xue 2014-04-29 977 kfree(publ);
1bb8dce5 Erik Hugne 2014-03-06 978 }
38622f41 Ying Xue 2014-12-02 979 hlist_del_init(&seq->ns_list);
fb9962f3 Ying Xue 2014-12-02 @980 spin_lock_bh(&seq->lock);
fb9962f3 Ying Xue 2014-12-02 981
38622f41 Ying Xue 2014-12-02 982 kfree(seq->sseqs);
38622f41 Ying Xue 2014-12-02 983 kfree(seq);
1bb8dce5 Erik Hugne 2014-03-06 984 }
1bb8dce5 Erik Hugne 2014-03-06 985
4323add6 Per Liden 2006-01-18 986 void tipc_nametbl_stop(void)
b97bf3fd Per Liden 2006-01-02 987 {
b97bf3fd Per Liden 2006-01-02 988 u32 i;
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