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-rw-r--r--hw/arm/xlnx-zynqmp.c6
-rw-r--r--hw/block/nvme.c5
-rw-r--r--hw/core/machine-qmp-cmds.c2
-rw-r--r--hw/core/machine.c5
-rw-r--r--hw/mem/nvdimm.c5
-rw-r--r--hw/mem/pc-dimm.c5
-rw-r--r--hw/misc/ivshmem.c5
-rw-r--r--hw/ppc/spapr_drc.c3
-rw-r--r--hw/ppc/trace-events2
-rw-r--r--hw/virtio/virtio-crypto.c5
-rw-r--r--hw/virtio/virtio-mem.c6
-rw-r--r--hw/virtio/virtio-pmem.c5
12 files changed, 21 insertions, 33 deletions
diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c
index 772cfa3771..e14323c991 100644
--- a/hw/arm/xlnx-zynqmp.c
+++ b/hw/arm/xlnx-zynqmp.c
@@ -190,7 +190,7 @@ static void xlnx_zynqmp_create_rpu(MachineState *ms, XlnxZynqMPState *s,
     qdev_prop_set_uint32(DEVICE(&s->rpu_cluster), "cluster-id", 1);
 
     for (i = 0; i < num_rpus; i++) {
-        char *name;
+        const char *name;
 
         object_initialize_child(OBJECT(&s->rpu_cluster), "rpu-cpu[*]",
                                 &s->rpu_cpu[i],
@@ -204,7 +204,6 @@ static void xlnx_zynqmp_create_rpu(MachineState *ms, XlnxZynqMPState *s,
         } else {
             s->boot_cpu_ptr = &s->rpu_cpu[i];
         }
-        g_free(name);
 
         object_property_set_bool(OBJECT(&s->rpu_cpu[i]), "reset-hivecs", true,
                                  &error_abort);
@@ -341,7 +340,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
 
     /* Realize APUs before realizing the GIC. KVM requires this.  */
     for (i = 0; i < num_apus; i++) {
-        char *name;
+        const char *name;
 
         object_property_set_int(OBJECT(&s->apu_cpu[i]), "psci-conduit",
                                 QEMU_PSCI_CONDUIT_SMC, &error_abort);
@@ -354,7 +353,6 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
         } else {
             s->boot_cpu_ptr = &s->apu_cpu[i];
         }
-        g_free(name);
 
         object_property_set_bool(OBJECT(&s->apu_cpu[i]), "has_el3", s->secure,
                                  NULL);
diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 1aee042d4c..3426e17e65 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -1397,9 +1397,8 @@ static void nvme_check_constraints(NvmeCtrl *n, Error **errp)
 
     if (!n->params.cmb_size_mb && n->pmrdev) {
         if (host_memory_backend_is_mapped(n->pmrdev)) {
-            char *path = object_get_canonical_path_component(OBJECT(n->pmrdev));
-            error_setg(errp, "can't use already busy memdev: %s", path);
-            g_free(path);
+            error_setg(errp, "can't use already busy memdev: %s",
+                       object_get_canonical_path_component(OBJECT(n->pmrdev)));
             return;
         }
 
diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c
index 2c5da8413d..963088b798 100644
--- a/hw/core/machine-qmp-cmds.c
+++ b/hw/core/machine-qmp-cmds.c
@@ -315,7 +315,7 @@ static int query_memdev(Object *obj, void *opaque)
 
         m->value = g_malloc0(sizeof(*m->value));
 
-        m->value->id = object_get_canonical_path_component(obj);
+        m->value->id = g_strdup(object_get_canonical_path_component(obj));
         m->value->has_id = !!m->value->id;
 
         m->value->size = object_property_get_uint(obj, "size",
diff --git a/hw/core/machine.c b/hw/core/machine.c
index eb267b828d..2f881d6d75 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -1073,9 +1073,8 @@ MemoryRegion *machine_consume_memdev(MachineState *machine,
     MemoryRegion *ret = host_memory_backend_get_memory(backend);
 
     if (memory_region_is_mapped(ret)) {
-        char *path = object_get_canonical_path_component(OBJECT(backend));
-        error_report("memory backend %s can't be used multiple times.", path);
-        g_free(path);
+        error_report("memory backend %s can't be used multiple times.",
+                     object_get_canonical_path_component(OBJECT(backend)));
         exit(EXIT_FAILURE);
     }
     host_memory_backend_set_mapped(backend, true);
diff --git a/hw/mem/nvdimm.c b/hw/mem/nvdimm.c
index d0d6e553cf..e1574bc07c 100644
--- a/hw/mem/nvdimm.c
+++ b/hw/mem/nvdimm.c
@@ -137,13 +137,12 @@ static void nvdimm_prepare_memory_region(NVDIMMDevice *nvdimm, Error **errp)
 
     if (size <= nvdimm->label_size || !pmem_size) {
         HostMemoryBackend *hostmem = dimm->hostmem;
-        char *path = object_get_canonical_path_component(OBJECT(hostmem));
 
         error_setg(errp, "the size of memdev %s (0x%" PRIx64 ") is too "
                    "small to contain nvdimm label (0x%" PRIx64 ") and "
                    "aligned PMEM (0x%" PRIx64 ")",
-                   path, memory_region_size(mr), nvdimm->label_size, align);
-        g_free(path);
+                   object_get_canonical_path_component(OBJECT(hostmem)),
+                   memory_region_size(mr), nvdimm->label_size, align);
         return;
     }
 
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index 9d3f0b9691..c30351070b 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -179,9 +179,8 @@ static void pc_dimm_realize(DeviceState *dev, Error **errp)
         error_setg(errp, "'" PC_DIMM_MEMDEV_PROP "' property is not set");
         return;
     } else if (host_memory_backend_is_mapped(dimm->hostmem)) {
-        char *path = object_get_canonical_path_component(OBJECT(dimm->hostmem));
-        error_setg(errp, "can't use already busy memdev: %s", path);
-        g_free(path);
+        error_setg(errp, "can't use already busy memdev: %s",
+                   object_get_canonical_path_component(OBJECT(dimm->hostmem)));
         return;
     }
     if (((nb_numa_nodes > 0) && (dimm->node >= nb_numa_nodes)) ||
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
index fc128b25e2..2b6882face 100644
--- a/hw/misc/ivshmem.c
+++ b/hw/misc/ivshmem.c
@@ -1037,9 +1037,8 @@ static void ivshmem_plain_realize(PCIDevice *dev, Error **errp)
         error_setg(errp, "You must specify a 'memdev'");
         return;
     } else if (host_memory_backend_is_mapped(s->hostmem)) {
-        char *path = object_get_canonical_path_component(OBJECT(s->hostmem));
-        error_setg(errp, "can't use already busy memdev: %s", path);
-        g_free(path);
+        error_setg(errp, "can't use already busy memdev: %s",
+                   object_get_canonical_path_component(OBJECT(s->hostmem)));
         return;
     }
 
diff --git a/hw/ppc/spapr_drc.c b/hw/ppc/spapr_drc.c
index 43d12bc33a..fe998d8108 100644
--- a/hw/ppc/spapr_drc.c
+++ b/hw/ppc/spapr_drc.c
@@ -513,7 +513,7 @@ static void realize(DeviceState *d, Error **errp)
     SpaprDrc *drc = SPAPR_DR_CONNECTOR(d);
     Object *root_container;
     gchar *link_name;
-    char *child_name;
+    const char *child_name;
 
     trace_spapr_drc_realize(spapr_drc_index(drc));
     /* NOTE: we do this as part of realize/unrealize due to the fact
@@ -529,7 +529,6 @@ static void realize(DeviceState *d, Error **errp)
     trace_spapr_drc_realize_child(spapr_drc_index(drc), child_name);
     object_property_add_alias(root_container, link_name,
                               drc->owner, child_name);
-    g_free(child_name);
     g_free(link_name);
     vmstate_register(VMSTATE_IF(drc), spapr_drc_index(drc), &vmstate_spapr_drc,
                      drc);
diff --git a/hw/ppc/trace-events b/hw/ppc/trace-events
index 9ea620f23c..7c0be4102e 100644
--- a/hw/ppc/trace-events
+++ b/hw/ppc/trace-events
@@ -57,7 +57,7 @@ spapr_drc_detach(uint32_t index) "drc: 0x%"PRIx32
 spapr_drc_awaiting_quiesce(uint32_t index) "drc: 0x%"PRIx32
 spapr_drc_reset(uint32_t index) "drc: 0x%"PRIx32
 spapr_drc_realize(uint32_t index) "drc: 0x%"PRIx32
-spapr_drc_realize_child(uint32_t index, char *childname) "drc: 0x%"PRIx32", child name: %s"
+spapr_drc_realize_child(uint32_t index, const char *childname) "drc: 0x%"PRIx32", child name: %s"
 spapr_drc_realize_complete(uint32_t index) "drc: 0x%"PRIx32
 spapr_drc_unrealize(uint32_t index) "drc: 0x%"PRIx32
 
diff --git a/hw/virtio/virtio-crypto.c b/hw/virtio/virtio-crypto.c
index bd9165c565..6da12e315f 100644
--- a/hw/virtio/virtio-crypto.c
+++ b/hw/virtio/virtio-crypto.c
@@ -786,9 +786,8 @@ static void virtio_crypto_device_realize(DeviceState *dev, Error **errp)
         error_setg(errp, "'cryptodev' parameter expects a valid object");
         return;
     } else if (cryptodev_backend_is_used(vcrypto->cryptodev)) {
-        char *path = object_get_canonical_path_component(OBJECT(vcrypto->conf.cryptodev));
-        error_setg(errp, "can't use already used cryptodev backend: %s", path);
-        g_free(path);
+        error_setg(errp, "can't use already used cryptodev backend: %s",
+                   object_get_canonical_path_component(OBJECT(vcrypto->conf.cryptodev)));
         return;
     }
 
diff --git a/hw/virtio/virtio-mem.c b/hw/virtio/virtio-mem.c
index 65850530e7..c12e9f79b0 100644
--- a/hw/virtio/virtio-mem.c
+++ b/hw/virtio/virtio-mem.c
@@ -409,11 +409,9 @@ static void virtio_mem_device_realize(DeviceState *dev, Error **errp)
         error_setg(errp, "'%s' property is not set", VIRTIO_MEM_MEMDEV_PROP);
         return;
     } else if (host_memory_backend_is_mapped(vmem->memdev)) {
-        char *path = object_get_canonical_path_component(OBJECT(vmem->memdev));
-
         error_setg(errp, "'%s' property specifies a busy memdev: %s",
-                   VIRTIO_MEM_MEMDEV_PROP, path);
-        g_free(path);
+                   VIRTIO_MEM_MEMDEV_PROP,
+                   object_get_canonical_path_component(OBJECT(vmem->memdev)));
         return;
     } else if (!memory_region_is_ram(&vmem->memdev->mr) ||
         memory_region_is_rom(&vmem->memdev->mr) ||
diff --git a/hw/virtio/virtio-pmem.c b/hw/virtio/virtio-pmem.c
index c3374b2f3f..1e0c137497 100644
--- a/hw/virtio/virtio-pmem.c
+++ b/hw/virtio/virtio-pmem.c
@@ -112,9 +112,8 @@ static void virtio_pmem_realize(DeviceState *dev, Error **errp)
     }
 
     if (host_memory_backend_is_mapped(pmem->memdev)) {
-        char *path = object_get_canonical_path_component(OBJECT(pmem->memdev));
-        error_setg(errp, "can't use already busy memdev: %s", path);
-        g_free(path);
+        error_setg(errp, "can't use already busy memdev: %s",
+                   object_get_canonical_path_component(OBJECT(pmem->memdev)));
         return;
     }