A few dispose/finalize implementations were not chaining up to their
parent classes, causing memory leaks.
This fixes leaks like the following:
==16240== Memcheck, a memory error detector
==16240== Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.
==16240== Using Valgrind-3.12.0 and LibVEX; rerun with -h for copyright info
==16240== Command: ./test-leaks
==16240==
==16240==
==16240== HEAP SUMMARY:
==16240== in use at exit: 245,490 bytes in 3,638 blocks
==16240== total heap usage: 5,418 allocs, 1,780 frees, 17,676,968 bytes allocated
==16240==
==16240== 16 bytes in 1 blocks are definitely lost in loss record 203 of 771
==16240== at 0x4C2DADE: malloc (vg_replace_malloc.c:298)
==16240== by 0x4C2FC91: realloc (vg_replace_malloc.c:785)
==16240== by 0x52864E: dispatcher_register_handler (dispatcher.c:374)
==16240== by 0x5293E0: main_dispatcher_constructed (main-dispatcher.c:315)
==16240== by 0x7F873DB: g_object_new_internal (gobject.c:1823)
==16240== by 0x7F87EE4: g_object_new_valist (gobject.c:2042)
==16240== by 0x7F86E90: g_object_new (gobject.c:1626)
==16240== by 0x5292A5: main_dispatcher_new (main-dispatcher.c:295)
==16240== by 0x429A0A: do_spice_init (reds.c:3416)
==16240== by 0x42A3F5: spice_server_init (reds.c:3663)
==16240== by 0x4095B1: server_leaks (test-leaks.c:45)
==16240== by 0x844C60A: test_case_run (gtestutils.c:2161)
==16240== by 0x844C9CA: g_test_run_suite_internal (gtestutils.c:2244)
==16240== by 0x844CA73: g_test_run_suite_internal (gtestutils.c:2256)
==16240== by 0x844CC8A: g_test_run_suite (gtestutils.c:2332)
==16240== by 0x844B92C: g_test_run (gtestutils.c:1599)
==16240== by 0x409A0B: main (test-leaks.c:126)
==16240==
==16240== 16 bytes in 1 blocks are definitely lost in loss record 204 of 771
==16240== at 0x4C2DADE: malloc (vg_replace_malloc.c:298)
==16240== by 0x4C2FC91: realloc (vg_replace_malloc.c:785)
==16240== by 0x52864E: dispatcher_register_handler (dispatcher.c:374)
==16240== by 0x5293E0: main_dispatcher_constructed (main-dispatcher.c:315)
==16240== by 0x7F873DB: g_object_new_internal (gobject.c:1823)
==16240== by 0x7F87EE4: g_object_new_valist (gobject.c:2042)
==16240== by 0x7F86E90: g_object_new (gobject.c:1626)
==16240== by 0x5292A5: main_dispatcher_new (main-dispatcher.c:295)
==16240== by 0x429A0A: do_spice_init (reds.c:3416)
==16240== by 0x42A3F5: spice_server_init (reds.c:3663)
==16240== by 0x40BFD4: test_new (test-display-base.c:902)
==16240== by 0x40979D: vmc_leaks (test-leaks.c:92)
==16240== by 0x844C60A: test_case_run (gtestutils.c:2161)
==16240== by 0x844C9CA: g_test_run_suite_internal (gtestutils.c:2244)
==16240== by 0x844CA73: g_test_run_suite_internal (gtestutils.c:2256)
==16240== by 0x844CC8A: g_test_run_suite (gtestutils.c:2332)
==16240== by 0x844B92C: g_test_run (gtestutils.c:1599)
==16240== by 0x409A0B: main (test-leaks.c:126)
==16240==
==16240== 96 bytes in 1 blocks are definitely lost in loss record 638 of 771
==16240== at 0x4C2FA50: calloc (vg_replace_malloc.c:711)
==16240== by 0x8427D3C: g_malloc0 (gmem.c:124)
==16240== by 0x842801F: g_malloc0_n (gmem.c:355)
==16240== by 0x527B44: dispatcher_constructed (dispatcher.c:141)
==16240== by 0x529321: main_dispatcher_constructed (main-dispatcher.c:307)
==16240== by 0x7F873DB: g_object_new_internal (gobject.c:1823)
==16240== by 0x7F87EE4: g_object_new_valist (gobject.c:2042)
==16240== by 0x7F86E90: g_object_new (gobject.c:1626)
==16240== by 0x5292A5: main_dispatcher_new (main-dispatcher.c:295)
==16240== by 0x429A0A: do_spice_init (reds.c:3416)
==16240== by 0x42A3F5: spice_server_init (reds.c:3663)
==16240== by 0x4095B1: server_leaks (test-leaks.c:45)
==16240== by 0x844C60A: test_case_run (gtestutils.c:2161)
==16240== by 0x844C9CA: g_test_run_suite_internal (gtestutils.c:2244)
==16240== by 0x844CA73: g_test_run_suite_internal (gtestutils.c:2256)
==16240== by 0x844CC8A: g_test_run_suite (gtestutils.c:2332)
==16240== by 0x844B92C: g_test_run (gtestutils.c:1599)
==16240== by 0x409A0B: main (test-leaks.c:126)
==16240==
==16240== 96 bytes in 1 blocks are definitely lost in loss record 639 of 771
==16240== at 0x4C2FA50: calloc (vg_replace_malloc.c:711)
==16240== by 0x8427D3C: g_malloc0 (gmem.c:124)
==16240== by 0x842801F: g_malloc0_n (gmem.c:355)
==16240== by 0x527B44: dispatcher_constructed (dispatcher.c:141)
==16240== by 0x529321: main_dispatcher_constructed (main-dispatcher.c:307)
==16240== by 0x7F873DB: g_object_new_internal (gobject.c:1823)
==16240== by 0x7F87EE4: g_object_new_valist (gobject.c:2042)
==16240== by 0x7F86E90: g_object_new (gobject.c:1626)
==16240== by 0x5292A5: main_dispatcher_new (main-dispatcher.c:295)
==16240== by 0x429A0A: do_spice_init (reds.c:3416)
==16240== by 0x42A3F5: spice_server_init (reds.c:3663)
==16240== by 0x40BFD4: test_new (test-display-base.c:902)
==16240== by 0x40979D: vmc_leaks (test-leaks.c:92)
==16240== by 0x844C60A: test_case_run (gtestutils.c:2161)
==16240== by 0x844C9CA: g_test_run_suite_internal (gtestutils.c:2244)
==16240== by 0x844CA73: g_test_run_suite_internal (gtestutils.c:2256)
==16240== by 0x844CC8A: g_test_run_suite (gtestutils.c:2332)
==16240== by 0x844B92C: g_test_run (gtestutils.c:1599)
==16240== by 0x409A0B: main (test-leaks.c:126)
==16240==
==16240== LEAK SUMMARY:
==16240== definitely lost: 224 bytes in 4 blocks
==16240== indirectly lost: 0 bytes in 0 blocks
==16240== possibly lost: 0 bytes in 0 blocks
==16240== still reachable: 207,718 bytes in 3,312 blocks
==16240== of which reachable via heuristic:
==16240== newarray : 1,536 bytes in 16 blocks
==16240== suppressed: 34,548 bytes in 302 blocks
==16240== Reachable blocks (those to which a pointer was found) are not shown.
==16240== To see them, rerun with: --leak-check=full --show-leak-kinds=all
==16240==
==16240== For counts of detected and suppressed errors, rerun with: -v
==16240== ERROR SUMMARY: 4 errors from 4 contexts (suppressed: 20 from 20)
FAIL test-leaks (exit status: 1)
---
server/main-dispatcher.c | 1 +
server/reds.c | 2 ++
server/spicevmc.c | 1 +
3 files changed, 4 insertions(+)
diff --git a/server/main-dispatcher.c b/server/main-dispatcher.c
index 51d6004..019bf4d 100644
--- a/server/main-dispatcher.c
+++ b/server/main-dispatcher.c
@@ -332,4 +332,5 @@ static void main_dispatcher_finalize(GObject *object)
self->priv->core->watch_remove(self->priv->core, self->priv->watch);
self->priv->watch = NULL;
+ G_OBJECT_CLASS(main_dispatcher_parent_class)->finalize(object);
}
diff --git a/server/reds.c b/server/reds.c
index a165a9b..c730daa 100644
--- a/server/reds.c
+++ b/server/reds.c
@@ -4525,6 +4525,8 @@ red_char_device_vdi_port_finalize(GObject *object)
free(dev->priv->mig_data);
/* FIXME: need to free the RedVDIReadBuf allocated previously */
+
+ G_OBJECT_CLASS(red_char_device_vdi_port_parent_class)->finalize(object);
}
static void
diff --git a/server/spicevmc.c b/server/spicevmc.c
index 615e317..623e34f 100644
--- a/server/spicevmc.c
+++ b/server/spicevmc.c
@@ -914,6 +914,7 @@ red_char_device_spicevmc_dispose(GObject *object)
red_channel_destroy(channel);
self->channel = NULL;
}
+ G_OBJECT_CLASS(red_char_device_spicevmc_parent_class)->dispose(object);
}
enum {
--
2.9.3
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