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From: Markus Armbruster <armbru@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Marc-André Lureau" <marcandre.lureau@redhat.com>
Subject: [Qemu-devel] [PULL 02/41] object: fix potential leak in getters
Date: Fri,  9 Jun 2017 15:46:46 +0200	[thread overview]
Message-ID: <1497016045-6009-3-git-send-email-armbru@redhat.com> (raw)
In-Reply-To: <1497016045-6009-1-git-send-email-armbru@redhat.com>

From: Marc-André Lureau <marcandre.lureau@redhat.com>

If the property is not of the requested type, the getters will leak a
QObject.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20170607163635.17635-3-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
 qom/object.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/qom/object.c b/qom/object.c
index eb4bc92..c7b8079 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -1122,7 +1122,7 @@ char *object_property_get_str(Object *obj, const char *name,
         retval = g_strdup(qstring_get_str(qstring));
     }
 
-    QDECREF(qstring);
+    qobject_decref(ret);
     return retval;
 }
 
@@ -1183,7 +1183,7 @@ bool object_property_get_bool(Object *obj, const char *name,
         retval = qbool_get_bool(qbool);
     }
 
-    QDECREF(qbool);
+    qobject_decref(ret);
     return retval;
 }
 
@@ -1214,7 +1214,7 @@ int64_t object_property_get_int(Object *obj, const char *name,
         retval = qint_get_int(qint);
     }
 
-    QDECREF(qint);
+    qobject_decref(ret);
     return retval;
 }
 
-- 
2.7.5

  parent reply	other threads:[~2017-06-09 13:47 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-09 13:46 [Qemu-devel] [PULL 00/41] QAPI patches for 2017-06-09 Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 01/41] qdev: remove PropertyInfo.qtype field Markus Armbruster
2017-06-09 13:46 ` Markus Armbruster [this message]
2017-06-09 13:46 ` [Qemu-devel] [PULL 03/41] tests: Remove test cases for alternates of 'number' and 'int' Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 04/41] tests: add more int/number ranges checks Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 05/41] qapi: Clean up qobject_input_type_number() control flow Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 06/41] qapi: merge QInt and QFloat in QNum Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 07/41] qapi: Remove visit_start_alternate() parameter promote_int Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 08/41] tests: remove /{qnum, qlist, dict}/destroy test Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 09/41] qnum: add uint type Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 10/41] json: learn to parse uint64 numbers Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 11/41] qapi: update the qobject visitor to use QNUM_U64 Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 12/41] object: add uint property setter/getter Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 13/41] q35: fix get_mmcfg_size to use uint64 visitor Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 14/41] object: use more specific property type names Markus Armbruster
2017-06-09 13:46 ` [Qemu-devel] [PULL 15/41] qdev: Rename DEFINE_PROP_DEFAULT() to DEFINE_PROP_SIGNED() Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 16/41] qdev: wrap default property value in an union Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 17/41] qdev: avoid type casts between signed and unsigned Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 18/41] apic-common: make "id" property a uint32 Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 19/41] qdev: Use appropriate getter/setters type Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 20/41] isa: use get_uint() for "io-base" Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 21/41] pc-dimm: use get_uint() for dimm properties Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 22/41] pc-dimm: make "size" property uint64 Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 23/41] pcihp: use get_uint() for "bsel" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 24/41] aspeed: use {set, get}_uint() for "ram-size" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 25/41] bcm2835_fb: use {get, set}_uint() for "vcram-size" and "vcram-base" Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 26/41] platform-bus: use get_uint() for "addr" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 27/41] acpi: use get_uint() for "acpi-pcihp-io*" properties Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 28/41] acpi: use get_uint() for various acpi properties Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 29/41] acpi: use get_uint() for "pci-hole*" properties Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 30/41] pc: use get_uint() for "iobase" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 31/41] pc: use get_uint() for "apic-id" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 32/41] pc: use get_uint() for "hpet-intcap" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 33/41] xen: use get_uint() for "max-ram-below-4g" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 34/41] arm: use get_uint() for "mp-affinity" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 35/41] auxbus: use get_uint() for "addr" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 36/41] pvpanic: use get_uint() for "ioport" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 37/41] pnv-core: use get_uint() for "core-pir" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 38/41] numa: use get_uint() for "size" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 39/41] i386/cpu: use get_uint() for "min-level"/"min-xlevel" properties Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 40/41] console: use get_uint() for "head" property Markus Armbruster
2017-06-09 13:47 ` [Qemu-devel] [PULL 41/41] tests/qdict: check more get_try_int() cases Markus Armbruster
2017-06-09 15:05 ` [Qemu-devel] [PULL 00/41] QAPI patches for 2017-06-09 no-reply
2017-06-09 15:38 ` no-reply
2017-06-12 10:39 ` Peter Maydell
2017-06-12 10:52   ` Marc-André Lureau
2017-06-12 11:50     ` Peter Maydell
2017-06-20 11:59   ` Markus Armbruster

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