[PATCH 05/10] qemu: command: Use VIR_AUTO infrastructure in qemuBuildDiskSourceCommandLine

[Peter Krempa <pkrempa@xxxxxxxxxx>]

Signed-off-by: Peter Krempa <pkrempa@xxxxxxxxxx>
---
 src/qemu/qemu_command.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index acfec8a1bb..1ae8a00352 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -2560,8 +2560,8 @@ qemuBuildDiskSourceCommandLine(virCommandPtr cmd,
                                virQEMUCapsPtr qemuCaps)
 {
     VIR_AUTOPTR(qemuBlockStorageSourceChainData) data = NULL;
-    virJSONValuePtr copyOnReadProps = NULL;
-    char *str = NULL;
+    VIR_AUTOPTR(virJSONValue) copyOnReadProps = NULL;
+    VIR_AUTOFREE(char *) copyOnReadPropsStr = NULL;
     size_t i;
     int ret = -1;

@@ -2590,18 +2590,15 @@ qemuBuildDiskSourceCommandLine(virCommandPtr cmd,
     }

     if (copyOnReadProps) {
-        if (!(str = virJSONValueToString(copyOnReadProps, false)))
+        if (!(copyOnReadPropsStr = virJSONValueToString(copyOnReadProps, false)))
             goto cleanup;

-        virCommandAddArgList(cmd, "-blockdev", str, NULL);
-        VIR_FREE(str);
+        virCommandAddArgList(cmd, "-blockdev", copyOnReadPropsStr, NULL);
     }

     ret = 0;

  cleanup:
-    virJSONValueFree(copyOnReadProps);
-    VIR_FREE(str);
     return ret;
 }

-- 
2.21.0

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