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Fix #7426

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Kovid Goyal
2024-05-13 08:35:17 +05:30
parent 1307c2345d
commit 4d9b1b81ea
1 changed files with 2 additions and 2 deletions
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4
kittens/transfer/algorithm.c
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@@ -225,7 +225,7 @@ Patcher_dealloc(PyObject *self) {
static PyObject* static PyObject*
signature_header(Patcher *self, PyObject *a2) { signature_header(Patcher *self, PyObject *a2) {
RAII_PY_BUFFER(dest); RAII_PY_BUFFER(dest);
if (PyObject_GetBuffer(a2, &dest, PyBUF_WRITE) == -1) return NULL; if (PyObject_GetBuffer(a2, &dest, PyBUF_WRITEABLE) == -1) return NULL;
static const ssize_t header_size = 12; static const ssize_t header_size = 12;
if (dest.len < header_size) { if (dest.len < header_size) {
PyErr_SetString(RsyncError, "Output buffer is too small"); PyErr_SetString(RsyncError, "Output buffer is too small");
@@ -245,7 +245,7 @@ sign_block(Patcher *self, PyObject *args) {
if (!PyArg_ParseTuple(args, "OO", &a1, &a2)) return NULL; if (!PyArg_ParseTuple(args, "OO", &a1, &a2)) return NULL;
RAII_PY_BUFFER(src); RAII_PY_BUFFER(dest); RAII_PY_BUFFER(src); RAII_PY_BUFFER(dest);
if (PyObject_GetBuffer(a1, &src, PyBUF_SIMPLE) == -1) return NULL; if (PyObject_GetBuffer(a1, &src, PyBUF_SIMPLE) == -1) return NULL;
if (PyObject_GetBuffer(a2, &dest, PyBUF_WRITE) == -1) return NULL; if (PyObject_GetBuffer(a2, &dest, PyBUF_WRITEABLE) == -1) return NULL;
if (dest.len < (ssize_t)signature_block_size) { if (dest.len < (ssize_t)signature_block_size) {
PyErr_SetString(RsyncError, "Output buffer is too small"); PyErr_SetString(RsyncError, "Output buffer is too small");
} }