Fixed memory leak in error branch of formatfloat(). CID 719687

fd302364 · Christian Heimes · be232923 · fd302364
Commit fd302364 authored Sep 10, 2012 by Christian Heimes
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Objects/unicodeobject.c Objects/unicodeobject.c +3 -1

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--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -13237,8 +13237,10 @@ formatfloat(PyObject *v, int flags, int prec, int type,
        return -1;
    len = strlen(p);
    if (writer) {
-        if (_PyUnicodeWriter_Prepare(writer, len, 127) == -1)
+        if (_PyUnicodeWriter_Prepare(writer, len, 127) == -1) {
+            PyMem_Free(p);
            return -1;
+        }
        unicode_write_cstr(writer->buffer, writer->pos, p, len);
        writer->pos += len;
    }