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| author | Christoph Gohlke <cgohlke@uci.edu> | 2019-02-05 00:38:32 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-02-05 00:38:32 -0800 |
| commit | 97d38d3ba9a215c7cab84202302a12ed1281f050 (patch) | |
| tree | 335a07235ba3922aadd2eda8ab88e877beb57adf | |
| parent | c009e1b98189fc13f78609fdfbb719a1e6b3e385 (diff) | |
| download | numpy-97d38d3ba9a215c7cab84202302a12ed1281f050.tar.gz | |
ENH: do not dereference NULL pointer
The pointer 'current' could be NULL in case the above 'while (current != NULL) {..}' loop finishes without break.
| -rw-r--r-- | numpy/core/src/umath/ufunc_object.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/numpy/core/src/umath/ufunc_object.c b/numpy/core/src/umath/ufunc_object.c index ab986caa1..46aadf2e8 100644 --- a/numpy/core/src/umath/ufunc_object.c +++ b/numpy/core/src/umath/ufunc_object.c @@ -5178,7 +5178,7 @@ PyUFunc_RegisterLoopForDescr(PyUFuncObject *ufunc, } current = current->next; } - if (cmp == 0 && current->arg_dtypes == NULL) { + if (cmp == 0 && current != NULL && current->arg_dtypes == NULL) { current->arg_dtypes = PyArray_malloc(ufunc->nargs * sizeof(PyArray_Descr*)); if (arg_dtypes != NULL) { |