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authorMark Dickinson <dickinsm@gmail.com>2010-07-29 21:41:59 +0000
committerMark Dickinson <dickinsm@gmail.com>2010-07-29 21:41:59 +0000
commit18e787cd22cc326e5945c4a829126745d68750c3 (patch)
tree6ca643746447b90c21efcb42b9251dd57216bbc4 /Modules/_struct.c
parenta1a536653120a4cfe0668576fcd5743c1da10d38 (diff)
downloadcpython-18e787cd22cc326e5945c4a829126745d68750c3.tar.gz
Issue #9422: Fix memory leak when re-initializing a struct.Struct object.
Diffstat (limited to 'Modules/_struct.c')
-rw-r--r--Modules/_struct.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/Modules/_struct.c b/Modules/_struct.c
index d55ce0f60d..f85d5622d7 100644
--- a/Modules/_struct.c
+++ b/Modules/_struct.c
@@ -1247,6 +1247,9 @@ prepare_s(PyStructObject *self)
PyErr_NoMemory();
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;
s = fmt;