From: Stefan Brüns <redacted>
Date: Thu, 26 Nov 2015 02:04:39 +0000 (+0100)
Subject: session: free memory for datafeed callbacks, reported by valgrind
X-Git-Tag: libsigrok-0.4.0~94
X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=commitdiff_plain;h=877a6d09d54d48814e8cf27a67eab0756136f2ae

session: free memory for datafeed callbacks, reported by valgrind

==17549== 32 (16 direct, 16 indirect) bytes in 1 blocks are definitely lost in loss record 22 of 39
==17549==    at 0x4C29110: malloc (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==17549==    by 0x5359200: g_malloc (in /usr/lib64/libglib-2.0.so.0.4200.2)
==17549==    by 0x536EE2D: g_slice_alloc (in /usr/lib64/libglib-2.0.so.0.4200.2)
==17549==    by 0x5370165: g_slist_append (in /usr/lib64/libglib-2.0.so.0.4200.2)
==17549==    by 0x4E595C3: sr_session_datafeed_callback_add (session.c:512)
==17549==    by 0x409527: load_input_file_module (input.c:111)
==17549==    by 0x4097AB: load_input_file (input.c:157)
==17549==    by 0x40531E: main (main.c:288)
---

diff --git a/src/session.c b/src/session.c
index 6cf803dd..4aeddcc2 100644
--- a/src/session.c
+++ b/src/session.c
@@ -256,6 +256,8 @@ SR_API int sr_session_destroy(struct sr_session *session)
 	sr_session_dev_remove_all(session);
 	g_slist_free_full(session->owned_devs, (GDestroyNotify)sr_dev_inst_free);
 
+	sr_session_datafeed_callback_remove_all(session);
+
 	g_hash_table_unref(session->event_sources);
 
 	g_mutex_clear(&session->main_mutex);