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Issue #9422: Fix memory leak when re-initializing a struct.Struct object.

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This commit is contained in:
Mark Dickinson 2010-07-29 21:41:59 +00:00
parent 0a0fc07d37
commit cf28b95800
2 changed files with 5 additions and 0 deletions
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2
Misc/NEWS
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@ -1492,6 +1492,8 @@ Library
Extension Modules Extension Modules
----------------- -----------------
- Issue #9422: Fix memory leak when re-initializing a struct.Struct object.
- Issue #7900: The getgroups(2) system call on MacOSX behaves rather oddly - Issue #7900: The getgroups(2) system call on MacOSX behaves rather oddly
compared to other unix systems. In particular, os.getgroups() does compared to other unix systems. In particular, os.getgroups() does
not reflect any changes made using os.setgroups() but basicly always not reflect any changes made using os.setgroups() but basicly always

3
Modules/_struct.c
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@ -1247,6 +1247,9 @@ prepare_s(PyStructObject *self)
PyErr_NoMemory(); PyErr_NoMemory();
return -1; return -1;
} }
/* Free any s_codes value left over from a previous initialization. */
if (self->s_codes != NULL)
PyMem_FREE(self->s_codes);
self->s_codes = codes; self->s_codes = codes;
s = fmt; s = fmt;