[libvirt] [PATCH RFC 05/40] qemu: domain: Remove pointless return value in qemuDomainPrepareDiskSourceData

[Peter Krempa]

The function does not do anything that could fail. Remove the return
value.

Signed-off-by: Peter Krempa <pkrempa at redhat.com>
---
 src/qemu/qemu_domain.c | 16 ++++------------
 src/qemu/qemu_domain.h |  5 ++---
 tests/qemublocktest.c  |  3 +--
 3 files changed, 7 insertions(+), 17 deletions(-)

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 6a93dd5293..29212eaa10 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -10383,9 +10383,7 @@ qemuDomainDetermineDiskChain(virQEMUDriverPtr driver,
             return -1;

         qemuDomainPrepareStorageSourceConfig(n, cfg, priv->qemuCaps);
-
-        if (qemuDomainPrepareDiskSourceData(disk, n) < 0)
-            return -1;
+        qemuDomainPrepareDiskSourceData(disk, n);

         if (virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_BLOCKDEV) &&
             qemuDomainPrepareStorageSourceBlockdev(disk, n, priv, cfg) < 0)
@@ -15093,7 +15091,7 @@ qemuDomainCheckCCWS390AddressSupport(const virDomainDef *def,
  * chain. This function should be also called for detected backing chain
  * members.
  */
-int
+void
 qemuDomainPrepareDiskSourceData(virDomainDiskDefPtr disk,
                                 virStorageSourcePtr src)
 {
@@ -15108,8 +15106,6 @@ qemuDomainPrepareDiskSourceData(virDomainDiskDefPtr disk,

     if (disk->device == VIR_DOMAIN_DISK_DEVICE_FLOPPY)
         src->floppyimg = true;
-
-    return 0;
 }


@@ -15162,9 +15158,7 @@ qemuDomainPrepareDiskSourceLegacy(virDomainDiskDefPtr disk,
         return -1;

     qemuDomainPrepareStorageSourceConfig(disk->src, cfg, priv->qemuCaps);
-
-    if (qemuDomainPrepareDiskSourceData(disk, disk->src) < 0)
-        return -1;
+    qemuDomainPrepareDiskSourceData(disk, disk->src);

     if (qemuDomainSecretStorageSourcePrepare(priv, disk->src,
                                              disk->info.alias,
@@ -15198,9 +15192,7 @@ qemuDomainPrepareStorageSourceBlockdev(virDomainDiskDefPtr disk,
         return -1;

     qemuDomainPrepareStorageSourceConfig(src, cfg, priv->qemuCaps);
-
-    if (qemuDomainPrepareDiskSourceData(disk, src) < 0)
-        return -1;
+    qemuDomainPrepareDiskSourceData(disk, src);

     if (qemuDomainSecretStorageSourcePrepare(priv, src,
                                              src->nodestorage,
diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h
index 14367f7320..5b3d84cea7 100644
--- a/src/qemu/qemu_domain.h
+++ b/src/qemu/qemu_domain.h
@@ -1167,10 +1167,9 @@ qemuDomainCheckCCWS390AddressSupport(const virDomainDef *def,
                                      virQEMUCapsPtr qemuCaps,
                                      const char *devicename);

-int
+void
 qemuDomainPrepareDiskSourceData(virDomainDiskDefPtr disk,
-                                virStorageSourcePtr src)
-    G_GNUC_WARN_UNUSED_RESULT;
+                                virStorageSourcePtr src);


 int
diff --git a/tests/qemublocktest.c b/tests/qemublocktest.c
index 9b7abceb40..08eec11ef9 100644
--- a/tests/qemublocktest.c
+++ b/tests/qemublocktest.c
@@ -223,8 +223,7 @@ testQemuDiskXMLToProps(const void *opaque)
         if (qemuDomainValidateStorageSource(n, data->qemuCaps) < 0)
             goto cleanup;

-        if (qemuDomainPrepareDiskSourceData(disk, n) < 0)
-            goto cleanup;
+        qemuDomainPrepareDiskSourceData(disk, n);

         if (!(formatProps = qemuBlockStorageSourceGetBlockdevProps(n, n->backingStore)) ||
             !(storageSrcOnlyProps = qemuBlockStorageSourceGetBackendProps(n, false, true, true)) ||
-- 
2.21.0