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Re: [PATCH 5/7] qemuMigrationCapsToJSON: Refactor variable cleanup



On a Monday in 2020, Peter Krempa wrote:
Use automatic memory allocation and move variables into correct scope to
simplify the code and remove the need for a 'error:' label.

Signed-off-by: Peter Krempa <pkrempa redhat com>
---
src/qemu/qemu_migration_params.c | 24 +++++++-----------------
1 file changed, 7 insertions(+), 17 deletions(-)

diff --git a/src/qemu/qemu_migration_params.c b/src/qemu/qemu_migration_params.c
index c22362735a..9b6601367a 100644
--- a/src/qemu/qemu_migration_params.c
+++ b/src/qemu/qemu_migration_params.c
@@ -759,14 +759,12 @@ virJSONValuePtr
qemuMigrationCapsToJSON(virBitmapPtr caps,
                        virBitmapPtr states)
{
-    virJSONValuePtr json = NULL;
-    virJSONValuePtr cap = NULL;
+    g_autoptr(virJSONValue) json = virJSONValueNewArray();
    qemuMigrationCapability bit;
-    const char *name;
-
-    json = virJSONValueNewArray();

    for (bit = 0; bit < QEMU_MIGRATION_CAP_LAST; bit++) {
+        g_autoptr(virJSONValue) cap = virJSONValueNewObject();
+        const char *name = qemuMigrationCapabilityTypeToString(bit);

I don't like allocating the JSON object and converting the string
if we might 'continue' without using it, but I doubt it will have a
measurable effect.

        bool supported = false;
        bool state = false;


Reviewed-by: Ján Tomko <jtomko redhat com>

Jano

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