storage: Fix return value checks for virAsprintf

Use the < 0 rather than == -1 (consistently) for virAsprintf errors.
Signed-off-by: NJohn Ferlan <jferlan@redhat.com>

src/storage/storage_backend_logical.c

@@ -948,7 +948,7 @@ virStorageBackendLogicalCreateVol(virConnectPtr conn,
     VIR_FREE(vol->target.path);
     if (virAsprintf(&vol->target.path, "%s/%s",
                     pool->def->target.path,
-                    vol->name) == -1)
+                    vol->name) < 0)
         return -1;
 
     cmd = virCommandNewArgList(LVCREATE,

src/storage/storage_backend_rbd.c

@@ -404,13 +404,13 @@ volStorageBackendRBDRefreshVolInfo(virStorageVolDefPtr vol,
     VIR_FREE(vol->target.path);
     if (virAsprintf(&vol->target.path, "%s/%s",
                     pool->def->source.name,
-                    vol->name) == -1)
+                    vol->name) < 0)
         goto cleanup;
 
     VIR_FREE(vol->key);
     if (virAsprintf(&vol->key, "%s/%s",
                     pool->def->source.name,
-                    vol->name) == -1)
+                    vol->name) < 0)
         goto cleanup;
 
     ret = 0;
@@ -662,13 +662,13 @@ virStorageBackendRBDCreateVol(virConnectPtr conn ATTRIBUTE_UNUSED,
     VIR_FREE(vol->target.path);
     if (virAsprintf(&vol->target.path, "%s/%s",
                     pool->def->source.name,
-                    vol->name) == -1)
+                    vol->name) < 0)
         return -1;
 
     VIR_FREE(vol->key);
     if (virAsprintf(&vol->key, "%s/%s",
                     pool->def->source.name,
-                    vol->name) == -1)
+                    vol->name) < 0)
         return -1;
 
     return 0;

src/storage/storage_backend_sheepdog.c

@@ -249,7 +249,7 @@ virStorageBackendSheepdogCreateVol(virConnectPtr conn ATTRIBUTE_UNUSED,
 
     VIR_FREE(vol->key);
     if (virAsprintf(&vol->key, "%s/%s",
-                    pool->def->source.name, vol->name) == -1)
+                    pool->def->source.name, vol->name) < 0)
         return -1;
 
     VIR_FREE(vol->target.path);
@@ -374,7 +374,7 @@ virStorageBackendSheepdogRefreshVol(virConnectPtr conn ATTRIBUTE_UNUSED,
 
     VIR_FREE(vol->key);
     if (virAsprintf(&vol->key, "%s/%s",
-                    pool->def->source.name, vol->name) == -1)
+                    pool->def->source.name, vol->name) < 0)
         goto cleanup;
 
     VIR_FREE(vol->target.path);

src/storage/storage_backend_zfs.c

@@ -89,7 +89,7 @@ virStorageBackendZFSCheckPool(virStoragePoolObjPtr pool ATTRIBUTE_UNUSED,
     char *devpath;
 
     if (virAsprintf(&devpath, "/dev/zvol/%s",
-                    pool->def->source.name) == -1)
+                    pool->def->source.name) < 0)
         return -1;
     *isActive = virFileIsDir(devpath);
     VIR_FREE(devpath);
@@ -322,7 +322,7 @@ virStorageBackendZFSCreateVol(virConnectPtr conn ATTRIBUTE_UNUSED,
 
     VIR_FREE(vol->target.path);
     if (virAsprintf(&vol->target.path, "%s/%s",
-                    pool->def->target.path, vol->name) == -1)
+                    pool->def->target.path, vol->name) < 0)
         return -1;
 
     if (VIR_STRDUP(vol->key, vol->target.path) < 0)

src/storage/storage_util.c

@@ -1982,7 +1982,7 @@ virStorageBackendStablePath(virStoragePoolObjPtr pool,
     while ((direrr = virDirRead(dh, &dent, NULL)) > 0) {
         if (virAsprintf(&stablepath, "%s/%s",
                         pool->def->target.path,
-                        dent->d_name) == -1) {
+                        dent->d_name) < 0) {
             VIR_DIR_CLOSE(dh);
             return NULL;
         }
@@ -2082,7 +2082,7 @@ virStorageBackendVolCreateLocal(virConnectPtr conn ATTRIBUTE_UNUSED,
     VIR_FREE(vol->target.path);
     if (virAsprintf(&vol->target.path, "%s/%s",
                     pool->def->target.path,
-                    vol->name) == -1)
+                    vol->name) < 0)
         return -1;
 
     if (virFileExists(vol->target.path)) {
@@ -3555,7 +3555,7 @@ virStorageBackendRefreshLocal(virConnectPtr conn ATTRIBUTE_UNUSED,
         vol->target.format = VIR_STORAGE_FILE_RAW; /* Real value is filled in during probe */
         if (virAsprintf(&vol->target.path, "%s/%s",
                         pool->def->target.path,
-                        vol->name) == -1)
+                        vol->name) < 0)
             goto cleanup;
 
         if (VIR_STRDUP(vol->key, vol->target.path) < 0)

src/test/test_driver.c

@@ -1073,8 +1073,7 @@ testOpenVolumesForPool(const char *file,
 
         if (def->target.path == NULL) {
             if (virAsprintf(&def->target.path, "%s/%s",
-                            obj->def->target.path,
-                            def->name) == -1)
+                            obj->def->target.path, def->name) < 0)
                 goto error;
         }
 
@@ -4979,8 +4978,7 @@ testStorageVolCreateXML(virStoragePoolPtr pool,
     }
 
     if (virAsprintf(&privvol->target.path, "%s/%s",
-                    obj->def->target.path,
-                    privvol->name) == -1)
+                    obj->def->target.path, privvol->name) < 0)
         goto cleanup;
 
     if (VIR_STRDUP(privvol->key, privvol->target.path) < 0 ||
@@ -5048,8 +5046,7 @@ testStorageVolCreateXMLFrom(virStoragePoolPtr pool,
     obj->def->available = (obj->def->capacity - obj->def->allocation);
 
     if (virAsprintf(&privvol->target.path, "%s/%s",
-                    obj->def->target.path,
-                    privvol->name) == -1)
+                    obj->def->target.path, privvol->name) < 0)
         goto cleanup;
 
     if (VIR_STRDUP(privvol->key, privvol->target.path) < 0 ||