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Edit Book: Fix a memory leak in the spell checker

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This commit is contained in:
Kovid Goyal 2015-07-22 21:17:30 +05:30
parent edcd88b346
commit 313b2096c7
1 changed files with 11 additions and 7 deletions
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18
src/calibre/utils/spell/hunspell_wrapper.cpp
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@ -58,16 +58,17 @@ dealloc(Dictionary *self) {
static PyObject * static PyObject *
recognized(Dictionary *self, PyObject *args) { recognized(Dictionary *self, PyObject *args) {
char *word; char *word = NULL;
if (!PyArg_ParseTuple(args, "es", self->encoding, &word)) return NULL; if (!PyArg_ParseTuple(args, "es", self->encoding, &word)) return NULL;
if (self->handle->spell(word) == 0) Py_RETURN_FALSE; if (self->handle->spell(word) == 0) { PyMem_Free(word); Py_RETURN_FALSE;}
PyMem_Free(word);
Py_RETURN_TRUE; Py_RETURN_TRUE;
} }
static PyObject * static PyObject *
suggest(Dictionary *self, PyObject *args) { suggest(Dictionary *self, PyObject *args) {
char *word, **slist = NULL; char *word = NULL, **slist = NULL;
int i, num_slist; int i, num_slist;
PyObject *ans, *temp; PyObject *ans, *temp;
@ -85,24 +86,27 @@ suggest(Dictionary *self, PyObject *args) {
} }
if (slist != NULL) self->handle->free_list(&slist, num_slist); if (slist != NULL) self->handle->free_list(&slist, num_slist);
PyMem_Free(word);
return ans; return ans;
} }
static PyObject * static PyObject *
add(Dictionary *self, PyObject *args) { add(Dictionary *self, PyObject *args) {
char *word; char *word = NULL;
if (!PyArg_ParseTuple(args, "es", self->encoding, &word)) return NULL; if (!PyArg_ParseTuple(args, "es", self->encoding, &word)) return NULL;
if (self->handle->add(word) == 0) Py_RETURN_TRUE; if (self->handle->add(word) == 0) { PyMem_Free(word); Py_RETURN_TRUE; }
PyMem_Free(word);
Py_RETURN_FALSE; Py_RETURN_FALSE;
} }
static PyObject * static PyObject *
remove_word(Dictionary *self, PyObject *args) { remove_word(Dictionary *self, PyObject *args) {
char *word; char *word = NULL;
if (!PyArg_ParseTuple(args, "es", self->encoding, &word)) return NULL; if (!PyArg_ParseTuple(args, "es", self->encoding, &word)) return NULL;
if (self->handle->remove(word) == 0) Py_RETURN_TRUE; if (self->handle->remove(word) == 0) { PyMem_Free(word); Py_RETURN_TRUE; }
PyMem_Free(word);
Py_RETURN_FALSE; Py_RETURN_FALSE;
} }