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author | 2019-12-16 16:39:57 -0800 | |
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committer | 2019-12-16 16:39:57 -0800 | |
commit | 052f47ef5cc363e842e0e839980cfa55ada123b5 (patch) | |
tree | bf14554edc2ea804899b55d079a40099312a0e03 | |
parent | bpo-39035: travis: Don't use beta group (GH-17605) (diff) | |
download | cpython-052f47ef5cc363e842e0e839980cfa55ada123b5.tar.gz cpython-052f47ef5cc363e842e0e839980cfa55ada123b5.tar.bz2 cpython-052f47ef5cc363e842e0e839980cfa55ada123b5.zip |
bpo-38730: Replace strncpy in import.c with memcpy. (GH-17633)
In all these cases, we know the exact length we want copied, so memcpy is the right function to use.
-rw-r--r-- | Python/import.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Python/import.c b/Python/import.c index ccbd949e62..b79354b37a 100644 --- a/Python/import.c +++ b/Python/import.c @@ -2456,7 +2456,7 @@ get_parent(PyObject *globals, char *buf, Py_ssize_t *p_buflen, int level) "Module name too long"); return NULL; } - strncpy(buf, start, len); + memcpy(buf, start, len); buf[len] = '\0'; pkgname = PyString_FromString(buf); if (pkgname == NULL) { @@ -2554,7 +2554,7 @@ load_next(PyObject *mod, PyObject *altmod, char **p_name, char *buf, "Module name too long"); return NULL; } - strncpy(p, name, len); + memcpy(p, name, len); p[len] = '\0'; *p_buflen = p+len-buf; @@ -2568,7 +2568,7 @@ load_next(PyObject *mod, PyObject *altmod, char **p_name, char *buf, Py_DECREF(result); return NULL; } - strncpy(buf, name, len); + memcpy(buf, name, len); buf[len] = '\0'; *p_buflen = len; } |