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author | Serhiy Storchaka <storchaka@gmail.com> | 2013-01-29 10:13:22 (GMT) |
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committer | Serhiy Storchaka <storchaka@gmail.com> | 2013-01-29 10:13:22 (GMT) |
commit | afb1cb55793669b70f355540389409cedc731d93 (patch) | |
tree | 1c66475605983b324726e24cdae24e15a0c96b38 /Objects/unicodeobject.c | |
parent | 1e49dde2d929646f172fc7fa46374e7029d7c4fc (diff) | |
download | cpython-afb1cb55793669b70f355540389409cedc731d93.zip cpython-afb1cb55793669b70f355540389409cedc731d93.tar.gz cpython-afb1cb55793669b70f355540389409cedc731d93.tar.bz2 |
Issue #16971: Fix a refleak in the charmap decoder.
Diffstat (limited to 'Objects/unicodeobject.c')
-rw-r--r-- | Objects/unicodeobject.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c index b559cb1..e845913 100644 --- a/Objects/unicodeobject.c +++ b/Objects/unicodeobject.c @@ -7510,14 +7510,18 @@ Error: Py_DECREF(x); goto onError; } - if (unicode_putchar(&v, &outpos, value) < 0) + if (unicode_putchar(&v, &outpos, value) < 0) { + Py_DECREF(x); goto onError; + } } else if (PyUnicode_Check(x)) { Py_ssize_t targetsize; - if (PyUnicode_READY(x) == -1) + if (PyUnicode_READY(x) == -1) { + Py_DECREF(x); goto onError; + } targetsize = PyUnicode_GET_LENGTH(x); if (targetsize == 1) { @@ -7525,8 +7529,10 @@ Error: Py_UCS4 value = PyUnicode_READ_CHAR(x, 0); if (value == 0xFFFE) goto Undefined; - if (unicode_putchar(&v, &outpos, value) < 0) + if (unicode_putchar(&v, &outpos, value) < 0) { + Py_DECREF(x); goto onError; + } } else if (targetsize > 1) { /* 1-n mapping */ @@ -7543,8 +7549,11 @@ Error: goto onError; } } - if (unicode_widen(&v, outpos, PyUnicode_MAX_CHAR_VALUE(x)) < 0) + if (unicode_widen(&v, outpos, + PyUnicode_MAX_CHAR_VALUE(x)) < 0) { + Py_DECREF(x); goto onError; + } PyUnicode_CopyCharacters(v, outpos, x, 0, targetsize); outpos += targetsize; extrachars -= targetsize; |