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Memory leaks when function returns directly on failure without decreasing the refcnt of a new reference (static analyzer reports) #6322

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#6999
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Memory leaks when function returns directly on failure without decreasing the refcnt of a new reference (static analyzer reports)#6322
#6999
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@Snape3058

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@Snape3058
Snape3058
opened on May 23, 2022

New reference is returned here:

Pillow/src/_imaging.c

Line 4253 in 68e39cb

m = PyModule_Create(&module_def);

Function returns without decreasing the refcnt.

Pillow/src/_imaging.c

Line 4256 in 68e39cb

return NULL;

Internal Report ID: 3fa97f

New reference is returned here:

Pillow/src/_imagingft.c

Line 1071 in 68e39cb

list_names = PyList_New(num_namedstyles);

Function returns without decreasing the refcnt.

Pillow/src/_imagingft.c

Line 1077 in 68e39cb

return geterror(error);

Internal Report ID: 60bc38

New reference is returned here:

Pillow/src/_imagingft.c

Line 1114 in 68e39cb

list_axes = PyList_New(num_axis);

Function returns without decreasing the refcnt.

Pillow/src/_imagingft.c

Line 1128 in 68e39cb

return geterror(error);

Internal Report ID: 775d14

New reference is returned here:

Pillow/src/_imagingft.c

Line 1118 in 68e39cb

list_axis = PyDict_New();

Function returns without decreasing the refcnt.

Pillow/src/_imagingft.c

Line 1128 in 68e39cb

return geterror(error);

Internal Report ID: 379efb

New reference is returned here:

Pillow/src/_imagingmorph.c

Line 138 in 68e39cb

PyObject *ret = PyList_New(0);

Function returns without decreasing the refcnt.

Pillow/src/_imagingmorph.c

Line 142 in 68e39cb

return NULL;

Internal Report ID: 8cc0d2

New reference is returned here:

Pillow/src/_imagingmorph.c

Line 215 in 68e39cb

PyObject *ret = PyList_New(0);

Function returns without decreasing the refcnt.

Pillow/src/_imagingmorph.c

Line 220 in 68e39cb

return NULL;

Internal Report ID: 239db5

New reference is returned here:

Pillow/src/_imagingtk.c

Line 77 in 68e39cb

m = PyModule_Create(&module_def);

Function returns without decreasing the refcnt (when ?: operator takes the false branch).

Pillow/src/_imagingtk.c

Line 78 in 68e39cb

return (load_tkinter_funcs() == 0) ? m : NULL;

Internal Report ID: bc9c58

New reference is returned here:

Pillow/src/_webp.c

Line 984 in 68e39cb

m = PyModule_Create(&module_def);

Function returns without decreasing the refcnt.

Pillow/src/_webp.c

Line 986 in 68e39cb

return NULL;

Internal Report ID: e4ed93

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