[PATCH 01/21] qemuDomainGetStatsBlockExportHeader: Remove return value

[Peter Krempa <pkrempa@xxxxxxxxxx>]

The function always returns 0. Remove return value and fix callers.

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 src/qemu/qemu_driver.c | 25 +++++++------------------
 1 file changed, 7 insertions(+), 18 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 1d0da1028f..7a39e83d39 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -17359,7 +17359,7 @@ qemuDomainGetStatsBlockExportFrontend(const char *frontendname,
 }


-static int
+static void
 qemuDomainGetStatsBlockExportHeader(virDomainDiskDef *disk,
                                     virStorageSource *src,
                                     size_t recordnr,
@@ -17372,8 +17372,6 @@ qemuDomainGetStatsBlockExportHeader(virDomainDiskDef *disk,

     if (src->id)
         virTypedParamListAddUInt(params, src->id, "block.%zu.backingIndex", recordnr);
-
-    return 0;
 }


@@ -17399,10 +17397,7 @@ qemuDomainGetStatsBlockExportDisk(virDomainDiskDef *disk,
         VIR_INFO("optional disk '%s' source file is missing, "
                  "skip getting stats", disk->dst);

-        if (qemuDomainGetStatsBlockExportHeader(disk, disk->src, *recordnr,
-                                                params) < 0) {
-            return -1;
-        }
+        qemuDomainGetStatsBlockExportHeader(disk, disk->src, *recordnr, params);

         (*recordnr)++;

@@ -17411,10 +17406,7 @@ qemuDomainGetStatsBlockExportDisk(virDomainDiskDef *disk,

     /* vhost-user disk doesn't support getting block stats */
     if (virStorageSourceGetActualType(disk->src) == VIR_STORAGE_TYPE_VHOST_USER) {
-        if (qemuDomainGetStatsBlockExportHeader(disk, disk->src, *recordnr,
-                                                params) < 0) {
-            return -1;
-        }
+        qemuDomainGetStatsBlockExportHeader(disk, disk->src, *recordnr, params);

         (*recordnr)++;

@@ -17445,8 +17437,7 @@ qemuDomainGetStatsBlockExportDisk(virDomainDiskDef *disk,
             backendstoragealias = alias;
         }

-        if (qemuDomainGetStatsBlockExportHeader(disk, n, *recordnr, params) < 0)
-            return -1;
+        qemuDomainGetStatsBlockExportHeader(disk, n, *recordnr, params);

         /* The following stats make sense only for the frontend device */
         if (n == disk->src) {
@@ -17479,8 +17470,7 @@ qemuDomainGetStatsBlockExportDisk(virDomainDiskDef *disk,

         if (disk->mirror &&
             disk->mirrorJob == VIR_DOMAIN_BLOCK_JOB_TYPE_COPY) {
-            if (qemuDomainGetStatsBlockExportHeader(disk, disk->mirror, *recordnr, params) < 0)
-                return -1;
+            qemuDomainGetStatsBlockExportHeader(disk, disk->mirror, *recordnr, params);

             if (qemuDomainGetStatsOneBlock(cfg, dom, params,
                                            qemuBlockStorageSourceGetEffectiveNodename(disk->mirror),
@@ -17507,9 +17497,8 @@ qemuDomainGetStatsBlockExportDisk(virDomainDiskDef *disk,
                     continue;

                 if (backupdisk->store) {
-                    if (qemuDomainGetStatsBlockExportHeader(disk, backupdisk->store,
-                                                            *recordnr, params) < 0)
-                        return -1;
+                    qemuDomainGetStatsBlockExportHeader(disk, backupdisk->store,
+                                                        *recordnr, params);

                     if (qemuDomainGetStatsOneBlock(cfg, dom, params,
                                                    qemuBlockStorageSourceGetEffectiveNodename(backupdisk->store),
-- 
2.48.1