[PATCH v3 3/4] qemu: Refactor qemuSetUnprivSGIO return values

[John Ferlan <jferlan@xxxxxxxxxx>]

Set to ret = -1 and prove otherwise, like usual

Signed-off-by: John Ferlan <jferlan@xxxxxxxxxx>
---
 src/qemu/qemu_conf.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c
index 3fa00f0..ddaf7f8 100644
--- a/src/qemu/qemu_conf.c
+++ b/src/qemu/qemu_conf.c
@@ -1434,7 +1434,7 @@ qemuSetUnprivSGIO(virDomainDeviceDefPtr dev)
     char *sysfs_path = NULL;
     const char *path = NULL;
     int val = -1;
-    int ret = 0;
+    int ret = -1;
 
     /* "sgio" is only valid for block disk; cdrom
      * and floopy disk can have empty source.
@@ -1457,7 +1457,6 @@ qemuSetUnprivSGIO(virDomainDeviceDefPtr dev)
             virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                            _("'sgio' is not supported for SCSI "
                              "generic device yet "));
-            ret = -1;
             goto cleanup;
         }
 
@@ -1466,11 +1465,8 @@ qemuSetUnprivSGIO(virDomainDeviceDefPtr dev)
         return 0;
     }
 
-    sysfs_path = virGetUnprivSGIOSysfsPath(path, NULL);
-    if (sysfs_path == NULL) {
-        ret = -1;
+    if (!(sysfs_path = virGetUnprivSGIOSysfsPath(path, NULL)))
         goto cleanup;
-    }
 
     /* By default, filter the SG_IO commands, i.e. set unpriv_sgio to 0.  */
     val = (disk->sgio == VIR_DOMAIN_DEVICE_SGIO_UNFILTERED);
@@ -1481,7 +1477,9 @@ qemuSetUnprivSGIO(virDomainDeviceDefPtr dev)
      */
     if ((virFileExists(sysfs_path) || val == 1) &&
         virSetDeviceUnprivSGIO(path, NULL, val) < 0)
-        ret = -1;
+        goto cleanup;
+
+    ret = 0;
 
  cleanup:
     VIR_FREE(sysfs_path);
-- 
2.1.0

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