From: Uwe Hermann <redacted>
Date: Mon, 11 Aug 2014 11:15:43 +0000 (+0200)
Subject: sr_session_new(): Return SR_ERR_ARG upon invalid argument.
X-Git-Tag: libsigrok-0.4.0~1154
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=41de54ffb1d36cbf5021705403a85b171662ec96;p=libsigrok.git

sr_session_new(): Return SR_ERR_ARG upon invalid argument.

(instead of segfaulting)
---

diff --git a/src/session.c b/src/session.c
index 504af479..148da24b 100644
--- a/src/session.c
+++ b/src/session.c
@@ -67,7 +67,7 @@ struct datafeed_callback {
  *                    is undefined and should not be used. Must not be NULL.
  *
  * @retval SR_OK Success.
- * @retval SR_ERR_BUG A session exists already.
+ * @retval SR_ERR_ARG Invalid argument.
  *
  * @since 0.4.0
  */
@@ -75,6 +75,9 @@ SR_API int sr_session_new(struct sr_session **new_session)
 {
 	struct sr_session *session;
 
+	if (!new_session)
+		return SR_ERR_ARG;
+
 	session = g_malloc0(sizeof(struct sr_session));
 
 	session->source_timeout = -1;