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Fix memory leak in @fuzzyHash

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This commit is contained in:
Felipe Zimmerle 2017-11-13 23:54:30 -03:00
parent 68152d8d29
commit b7698d6899
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2 changed files with 14 additions and 1 deletions
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11
src/operators/fuzzy_hash.cc
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@ -84,6 +84,17 @@ bool FuzzyHash::init(const std::string &param2, std::string *error) {
#endif
}
FuzzyHash::~FuzzyHash() {
struct fuzzy_hash_chunk *c = m_head;
while (c) {
struct fuzzy_hash_chunk *t = c;
free(c->data);
c->data = NULL;
c = c->next;
free (t);
}
m_head = NULL;
}
bool FuzzyHash::evaluate(Transaction *t, const std::string &str) {

4
src/operators/fuzzy_hash.h
View File

@ -29,7 +29,7 @@ namespace operators {
struct fuzzy_hash_chunk {
const char *data;
char *data;
struct fuzzy_hash_chunk *next;
};
@ -44,6 +44,8 @@ class FuzzyHash : public Operator {
: Operator("FuzzyHash", param),
m_head(NULL),
m_threshold(0) { }
~FuzzyHash();
bool evaluate(Transaction *transaction, const std::string &std) override;
bool init(const std::string &param, std::string *error) override;