From: Bert Vermeulen <redacted>
Date: Sat, 7 Jan 2012 02:42:26 +0000 (+0100)
Subject: check before calling PyObject_GetAttrString(): this throws an exception.
X-Git-Tag: libsigrokdecode-0.1.0~200
X-Git-Url: https://sigrok.org/gitweb/?p=libsigrokdecode.git;a=commitdiff_plain;h=f9afa08467a7a11317f0e40145091a5945a54eda;ds=inline

check before calling PyObject_GetAttrString(): this throws an exception.
---

diff --git a/decoder.c b/decoder.c
index b590916..f06d5e9 100644
--- a/decoder.c
+++ b/decoder.c
@@ -134,7 +134,8 @@ int srd_load_decoder(const char *name, struct srd_decoder **dec)
 
 	/* Convert class annotation attribute to GSList of **char */
 	d->annotation = NULL;
-	if ((py_annlist = PyObject_GetAttrString(py_res, "annotation"))) {
+	if (PyObject_HasAttrString(py_res, "annotation")) {
+		py_annlist = PyObject_GetAttrString(py_res, "annotation");
 		if (!PyList_Check(py_annlist)) {
 			srd_err("Protocol decoder module %s annotation should be a list", name);
 			return SRD_ERR_PYTHON;