From 9ae8ca2c3754abb9b6f6ce94c414c12d87419ac0 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 10 Apr 2009 01:21:16 +0200
Subject: core: memory leak, fix ref counting when moving streams

---
 src/pulsecore/sink-input.c    | 20 +++++++++++++++-----
 src/pulsecore/sink.c          |  6 +++++-
 src/pulsecore/source-output.c | 16 +++++++++++++---
 src/pulsecore/source.c        |  6 +++++-
 4 files changed, 38 insertions(+), 10 deletions(-)

diff --git a/src/pulsecore/sink-input.c b/src/pulsecore/sink-input.c
index 58559775..9ae98edd 100644
--- a/src/pulsecore/sink-input.c
+++ b/src/pulsecore/sink-input.c
@@ -335,8 +335,8 @@ int pa_sink_input_new(
             0,
             &i->sink->silence);
 
-    pa_assert_se(pa_idxset_put(core->sink_inputs, pa_sink_input_ref(i), &i->index) == 0);
-    pa_assert_se(pa_idxset_put(i->sink->inputs, i, NULL) == 0);
+    pa_assert_se(pa_idxset_put(core->sink_inputs, i, &i->index) == 0);
+    pa_assert_se(pa_idxset_put(i->sink->inputs, pa_sink_input_ref(i), NULL) == 0);
 
     if (i->client)
         pa_assert_se(pa_idxset_put(i->client->sink_inputs, i, NULL) >= 0);
@@ -1155,6 +1155,8 @@ int pa_sink_input_start_move(pa_sink_input *i) {
     pa_sink_update_status(i->sink);
     i->sink = NULL;
 
+    pa_sink_input_unref(i);
+
     return 0;
 }
 
@@ -1202,7 +1204,7 @@ int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) {
 
     i->sink = dest;
     i->save_sink = save;
-    pa_idxset_put(dest->inputs, i, NULL);
+    pa_idxset_put(dest->inputs, pa_sink_input_ref(i), NULL);
 
     if (pa_sink_input_get_state(i) == PA_SINK_INPUT_CORKED)
         i->sink->n_corked++;
@@ -1267,11 +1269,19 @@ int pa_sink_input_move_to(pa_sink_input *i, pa_sink *dest, pa_bool_t save) {
     if (!pa_sink_input_may_move_to(i, dest))
         return -PA_ERR_NOTSUPPORTED;
 
-    if ((r = pa_sink_input_start_move(i)) < 0)
+    pa_sink_input_ref(i);
+
+    if ((r = pa_sink_input_start_move(i)) < 0) {
+        pa_sink_input_unref(i);
         return r;
+    }
 
-    if ((r = pa_sink_input_finish_move(i, dest, save)) < 0)
+    if ((r = pa_sink_input_finish_move(i, dest, save)) < 0) {
+        pa_sink_input_unref(i);
         return r;
+    }
+
+    pa_sink_input_unref(i);
 
     return 0;
 }
diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c
index 4cf7b6c0..2771fecb 100644
--- a/src/pulsecore/sink.c
+++ b/src/pulsecore/sink.c
@@ -515,8 +515,12 @@ pa_queue *pa_sink_move_all_start(pa_sink *s) {
     for (i = PA_SINK_INPUT(pa_idxset_first(s->inputs, &idx)); i; i = n) {
         n = PA_SINK_INPUT(pa_idxset_next(s->inputs, &idx));
 
+        pa_sink_input_ref(i);
+
         if (pa_sink_input_start_move(i) >= 0)
-            pa_queue_push(q, pa_sink_input_ref(i));
+            pa_queue_push(q, i);
+        else
+            pa_sink_input_unref(i);
     }
 
     return q;
diff --git a/src/pulsecore/source-output.c b/src/pulsecore/source-output.c
index 8918b431..489393a5 100644
--- a/src/pulsecore/source-output.c
+++ b/src/pulsecore/source-output.c
@@ -705,6 +705,8 @@ int pa_source_output_start_move(pa_source_output *o) {
     pa_source_update_status(o->source);
     o->source = NULL;
 
+    pa_source_output_unref(o);
+
     return 0;
 }
 
@@ -752,7 +754,7 @@ int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, pa_bool_t
 
     o->source = dest;
     o->save_source = save;
-    pa_idxset_put(o->source->outputs, o, NULL);
+    pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL);
 
     if (pa_source_output_get_state(o) == PA_SOURCE_OUTPUT_CORKED)
         o->source->n_corked++;
@@ -804,11 +806,19 @@ int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t sav
     if (!pa_source_output_may_move_to(o, dest))
         return -PA_ERR_NOTSUPPORTED;
 
-    if ((r = pa_source_output_start_move(o)) < 0)
+    pa_source_output_ref(o);
+
+    if ((r = pa_source_output_start_move(o)) < 0) {
+        pa_source_output_unref(o);
         return r;
+    }
 
-    if ((r = pa_source_output_finish_move(o, dest, save)) < 0)
+    if ((r = pa_source_output_finish_move(o, dest, save)) < 0) {
+        pa_source_output_unref(o);
         return r;
+    }
+
+    pa_source_output_unref(o);
 
     return 0;
 }
diff --git a/src/pulsecore/source.c b/src/pulsecore/source.c
index b85d6e12..693fab3c 100644
--- a/src/pulsecore/source.c
+++ b/src/pulsecore/source.c
@@ -466,8 +466,12 @@ pa_queue *pa_source_move_all_start(pa_source *s) {
     for (o = PA_SOURCE_OUTPUT(pa_idxset_first(s->outputs, &idx)); o; o = n) {
         n = PA_SOURCE_OUTPUT(pa_idxset_next(s->outputs, &idx));
 
+        pa_source_output_ref(o);
+
         if (pa_source_output_start_move(o) >= 0)
-            pa_queue_push(q, pa_source_output_ref(o));
+            pa_queue_push(q, o);
+        else
+            pa_source_output_unref(o);
     }
 
     return q;
-- 
cgit