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ITS#10518 lmdb: fix mutex leak from ITS#10395

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This commit is contained in:
Howard Chu 2026-06-08 16:56:11 +01:00
parent ce139ac9fa
commit 79d8edbe2e
1 changed files with 6 additions and 2 deletions
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8
libraries/liblmdb/mdb.c
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@ -3373,7 +3373,6 @@ mdb_txn_renew0(MDB_txn *txn)
#endif
txn->mt_child = NULL;
txn->mt_rdonly_child_count = 0;
pthread_mutex_init(&txn->mt_child_mutex, NULL);
txn->mt_loose_pgs = NULL;
txn->mt_loose_count = 0;
if (env->me_flags & MDB_WRITEMAP) {
@ -3560,6 +3559,7 @@ mdb_txn_begin(MDB_env *env, MDB_txn *parent, unsigned int flags, MDB_txn **ret)
return ENOMEM;
}
txn->mt_u.dirty_list[0].mid = 0;
pthread_mutex_init(&txn->mt_child_mutex, NULL);
}
txn->mt_txnid = parent->mt_txnid;
txn->mt_dirty_room = parent->mt_dirty_room;
@ -6388,6 +6388,7 @@ mdb_env_open(MDB_env *env, const char *path, unsigned int flags, mdb_mode_t mode
#endif
txn->mt_dbxs = env->me_dbxs;
txn->mt_flags = MDB_TXN_FINISHED;
pthread_mutex_init(&txn->mt_child_mutex, NULL);
env->me_txn0 = txn;
} else {
rc = ENOMEM;
@ -6439,7 +6440,10 @@ mdb_env_close_active(MDB_env *env, int excl)
}
}
#endif
free(env->me_txn0);
if (env->me_txn0) {
pthread_mutex_destroy(&env->me_txn0->mt_child_mutex);
free(env->me_txn0);
}
mdb_midl_free(env->me_free_pgs);
if (env->me_flags & MDB_ENV_TXKEY) {