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a="23994123" X-IronPort-AV: E=Sophos;i="6.08,179,1712646000"; d="scan'208";a="23994123" X-CSE-ConnectionGUID: 3/K4b9TiRbmtptldQxtE4Q== X-CSE-MsgGUID: lMAfGMS9QAGBIeWL3ckUkg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,179,1712646000"; d="scan'208";a="33683636" From: Zhenzhong Duan To: qemu-devel@nongnu.org Cc: alex.williamson@redhat.com, clg@redhat.com, eric.auger@redhat.com, chao.p.peng@intel.com, Zhenzhong Duan Subject: [PATCH v2 03/20] vfio/helpers: Use g_autofree in vfio_set_irq_signaling() Date: Wed, 22 May 2024 12:39:58 +0800 Message-Id: <20240522044015.412951-4-zhenzhong.duan@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240522044015.412951-1-zhenzhong.duan@intel.com> References: <20240522044015.412951-1-zhenzhong.duan@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=192.198.163.10; envelope-from=zhenzhong.duan@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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 @intel.com) X-ZM-MESSAGEID: 1716353056114100001 Content-Type: text/plain; charset="utf-8" Local pointer irq_set is freed before return from vfio_set_irq_signaling(). Use 'g_autofree' to avoid the g_free() calls. Signed-off-by: Zhenzhong Duan Reviewed-by: C=C3=A9dric Le Goater --- hw/vfio/helpers.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/hw/vfio/helpers.c b/hw/vfio/helpers.c index 47b4096c05..1f3bdd9bf0 100644 --- a/hw/vfio/helpers.c +++ b/hw/vfio/helpers.c @@ -111,7 +111,7 @@ int vfio_set_irq_signaling(VFIODevice *vbasedev, int in= dex, int subindex, int action, int fd, Error **errp) { ERRP_GUARD(); - struct vfio_irq_set *irq_set; + g_autofree struct vfio_irq_set *irq_set =3D NULL; int argsz, ret =3D 0; const char *name; int32_t *pfd; @@ -130,7 +130,6 @@ int vfio_set_irq_signaling(VFIODevice *vbasedev, int in= dex, int subindex, if (ioctl(vbasedev->fd, VFIO_DEVICE_SET_IRQS, irq_set)) { ret =3D -errno; } - g_free(irq_set); =20 if (!ret) { return 0; --=20 2.34.1