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bh=c4yRFXRDQBJwjoKI3Xq95tuqQOtMtlm6MhGKK9NRKlI=; b=dKzZfesaSNfUwkK4xEtHLc/Ct7JZd2n9ClGPPMnPn3GfS5ivLxyFzj33rAjWOZiWg0qIC8 n2UFlpsSA8lvF+DMSjNQafawYaxb1VO0OwSoRJbLhur+FlQyhKnZZMbkis9deTfuUBPRIi 24N62/szRoGj/WbTuPSOOEVrDHjw42o= X-MC-Unique: oDb3F0vrNOaT7in8EQUkxw-1 From: peterx@redhat.com To: Peter Maydell , qemu-devel@nongnu.org Cc: Fabiano Rosas , peterx@redhat.com, Markus Armbruster Subject: [PULL 02/14] migration: Plug memory leak on HMP migrate error path Date: Mon, 29 Jan 2024 11:03:53 +0800 Message-ID: <20240129030405.177100-3-peterx@redhat.com> In-Reply-To: <20240129030405.177100-1-peterx@redhat.com> References: <20240129030405.177100-1-peterx@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.3 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -45 X-Spam_score: -4.6 X-Spam_bar: ---- X-Spam_report: (-4.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.485, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1706497498629100003 Content-Type: text/plain; charset="utf-8" From: Markus Armbruster hmp_migrate() leaks @caps when qmp_migrate() fails. Plug the leak with g_autoptr(). Fixes: 967f2de5c9ec (migration: Implement MigrateChannelList to hmp migrati= on flow.) v8.2.0-rc0 Fixes: CID 1533125 Signed-off-by: Markus Armbruster Link: https://lore.kernel.org/r/20240117140722.3979657-1-armbru@redhat.com [peterx: fix CID number as reported by Peter Maydell] Signed-off-by: Peter Xu --- migration/migration-hmp-cmds.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/migration/migration-hmp-cmds.c b/migration/migration-hmp-cmds.c index 740a219aa4..99b49df5dd 100644 --- a/migration/migration-hmp-cmds.c +++ b/migration/migration-hmp-cmds.c @@ -764,7 +764,7 @@ void hmp_migrate(Monitor *mon, const QDict *qdict) bool resume =3D qdict_get_try_bool(qdict, "resume", false); const char *uri =3D qdict_get_str(qdict, "uri"); Error *err =3D NULL; - MigrationChannelList *caps =3D NULL; + g_autoptr(MigrationChannelList) caps =3D NULL; g_autoptr(MigrationChannel) channel =3D NULL; =20 if (inc) { @@ -789,8 +789,6 @@ void hmp_migrate(Monitor *mon, const QDict *qdict) return; } =20 - qapi_free_MigrationChannelList(caps); - if (!detach) { HMPMigrationStatus *status; =20 --=20 2.43.0