[libvirt] [PATCH 08/14] secret: Change variable names for list traversals

John Ferlan posted 14 patches 8 years, 9 months ago
[libvirt] [PATCH 08/14] secret: Change variable names for list traversals
Posted by John Ferlan 8 years, 9 months ago
Rather than 'nuuids' it should be 'maxuuids' and rather than 'got'
it should be 'nuuids'.  Alter the logic of the list traversal to
utilize those names.

Also alter the cleanup in virSecretObjListGetUUIDs to return on success
and handle failure with a -1 return instead of the if (ret < 0) logic.

Signed-off-by: John Ferlan <jferlan@redhat.com>
---
 src/conf/virsecretobj.c | 38 +++++++++++++++++---------------------
 src/conf/virsecretobj.h |  2 +-
 2 files changed, 18 insertions(+), 22 deletions(-)

diff --git a/src/conf/virsecretobj.c b/src/conf/virsecretobj.c
index 998f815..c410a6b 100644
--- a/src/conf/virsecretobj.c
+++ b/src/conf/virsecretobj.c
@@ -418,9 +418,9 @@ virSecretObjListAdd(virSecretObjListPtr secrets,
 struct virSecretObjListGetHelperData {
     virConnectPtr conn;
     virSecretObjListACLFilter filter;
-    int got;
-    char **uuids;
     int nuuids;
+    char **uuids;
+    int maxuuids;
     bool error;
 };
 
@@ -437,7 +437,7 @@ virSecretObjListGetHelper(void *payload,
     if (data->error)
         return 0;
 
-    if (data->nuuids >= 0 && data->got == data->nuuids)
+    if (data->maxuuids >= 0 && data->nuuids == data->maxuuids)
         return 0;
 
     virObjectLock(obj);
@@ -455,10 +455,10 @@ virSecretObjListGetHelper(void *payload,
         }
 
         virUUIDFormat(def->uuid, uuidstr);
-        data->uuids[data->got] = uuidstr;
+        data->uuids[data->nuuids] = uuidstr;
     }
 
-    data->got++;
+    data->nuuids++;
 
  cleanup:
     virObjectUnlock(obj);
@@ -472,45 +472,41 @@ virSecretObjListNumOfSecrets(virSecretObjListPtr secrets,
                              virConnectPtr conn)
 {
     struct virSecretObjListGetHelperData data = {
-        .conn = conn, .filter = filter, .got = 0,
-        .uuids = NULL, .nuuids = -1, .error = false };
+        .conn = conn, .filter = filter, .nuuids = 0,
+        .uuids = NULL, .maxuuids = -1, .error = false };
 
     virObjectLock(secrets);
     virHashForEach(secrets->objs, virSecretObjListGetHelper, &data);
     virObjectUnlock(secrets);
 
-    return data.got;
+    return data.nuuids;
 }
 
 
 int
 virSecretObjListGetUUIDs(virSecretObjListPtr secrets,
                          char **uuids,
-                         int nuuids,
+                         int maxuuids,
                          virSecretObjListACLFilter filter,
                          virConnectPtr conn)
 {
-    int ret = -1;
-
     struct virSecretObjListGetHelperData data = {
-        .conn = conn, .filter = filter, .got = 0,
-        .uuids = uuids, .nuuids = nuuids, .error = false };
+        .conn = conn, .filter = filter, .nuuids = 0,
+        .uuids = uuids, .maxuuids = maxuuids, .error = false };
 
     virObjectLock(secrets);
     virHashForEach(secrets->objs, virSecretObjListGetHelper, &data);
     virObjectUnlock(secrets);
 
     if (data.error)
-        goto cleanup;
+        goto error;
 
-    ret = data.got;
+    return data.nuuids;
 
- cleanup:
-    if (ret < 0) {
-        while (data.got)
-            VIR_FREE(data.uuids[--data.got]);
-    }
-    return ret;
+ error:
+    while (--data.nuuids)
+        VIR_FREE(data.uuids[data.nuuids]);
+    return -1;
 }
 
 
diff --git a/src/conf/virsecretobj.h b/src/conf/virsecretobj.h
index 82915d0..7582913 100644
--- a/src/conf/virsecretobj.h
+++ b/src/conf/virsecretobj.h
@@ -69,7 +69,7 @@ virSecretObjListNumOfSecrets(virSecretObjListPtr secrets,
 int
 virSecretObjListGetUUIDs(virSecretObjListPtr secrets,
                          char **uuids,
-                         int nuuids,
+                         int maxuuids,
                          virSecretObjListACLFilter filter,
                          virConnectPtr conn);
 
-- 
2.9.3

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Re: [libvirt] [PATCH 08/14] secret: Change variable names for list traversals
Posted by Pavel Hrdina 8 years, 9 months ago
On Mon, Apr 24, 2017 at 02:00:17PM -0400, John Ferlan wrote:
> Rather than 'nuuids' it should be 'maxuuids' and rather than 'got'
> it should be 'nuuids'.  Alter the logic of the list traversal to
> utilize those names.
> 
> Also alter the cleanup in virSecretObjListGetUUIDs to return on success
> and handle failure with a -1 return instead of the if (ret < 0) logic.

Even this logic change is minimal it's better to have the rename changes
in a separate commit.

ACK anyway

Pavel
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Re: [libvirt] [PATCH 08/14] secret: Change variable names for list traversals
Posted by John Ferlan 8 years, 9 months ago

On 04/25/2017 04:47 AM, Pavel Hrdina wrote:
> On Mon, Apr 24, 2017 at 02:00:17PM -0400, John Ferlan wrote:
>> Rather than 'nuuids' it should be 'maxuuids' and rather than 'got'
>> it should be 'nuuids'.  Alter the logic of the list traversal to
>> utilize those names.
>>
>> Also alter the cleanup in virSecretObjListGetUUIDs to return on success
>> and handle failure with a -1 return instead of the if (ret < 0) logic.
> 
> Even this logic change is minimal it's better to have the rename changes
> in a separate commit.

I can split them further before pushing

John

> 
> ACK anyway
> 
> Pavel
> 

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