instance.c: Fix a scan-build warning.

[libsigrokdecode.git] / type_decoder.c

diff --git a/type_decoder.c b/type_decoder.c
index a61a475f29cfeef981d5cae1f5aacc36938c0117..2bb361618f71e3d65ffa7c8c1b5605e3485be6a2 100644 (file)
--- a/type_decoder.c
+++ b/type_decoder.c
@@ -186,16 +186,18 @@ static int convert_binary(struct srd_decoder_inst *di, PyObject *obj,
                goto err;
        }
 
-       pdb = g_malloc(sizeof(struct srd_proto_data_binary));
        if (PyBytes_AsStringAndSize(py_tmp, &buf, &size) == -1)
                goto err;
 
        PyGILState_Release(gstate);
 
+       pdb = g_malloc(sizeof(struct srd_proto_data_binary));
        pdb->bin_class = bin_class;
        pdb->size = size;
-       if (!(pdb->data = g_try_malloc(pdb->size)))
+       if (!(pdb->data = g_try_malloc(pdb->size))) {
+               g_free(pdb);
                return SRD_ERR_MALLOC;
+       }
        memcpy((void *)pdb->data, (const void *)buf, pdb->size);
        pdata->data = pdb;
 
@@ -834,7 +836,9 @@ static PyObject *Decoder_wait(PyObject *self, PyObject *args)
                 * while the termination request still gets signalled.
                 */
                found_match = FALSE;
-               ret = process_samples_until_condition_match(di, &found_match);
+
+               /* Ignore return value for now, should never be negative. */
+               (void)process_samples_until_condition_match(di, &found_match);
 
                Py_END_ALLOW_THREADS