libvirt/SOURCES/libvirt-util-hash-Use-g_new0-for-allocating-hash-internals.patch

From 976fe48829d9dcee11ca33d9fcfdf013f3ad524e Mon Sep 17 00:00:00 2001
Message-Id: <976fe48829d9dcee11ca33d9fcfdf013f3ad524e@dist-git>
From: Peter Krempa <pkrempa@redhat.com>
Date: Tue, 4 Feb 2020 15:07:59 +0100
Subject: [PATCH] util: hash: Use g_new0 for allocating hash internals
MIME-Version: 1.0
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Use the glib helpers and remove the mention of returning NULL on failure
of virHashNew, virHashCreate and virHashCreateFull.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
(cherry picked from commit 50f7483a0d69906e90849f7f0a30f3f535021852)

https://bugzilla.redhat.com/show_bug.cgi?id=1793263
Message-Id: <c80f6e73321ef7a1d5db60fa56fcadaac63c199b.1580824112.git.pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
 src/util/virhash.c | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/src/util/virhash.c b/src/util/virhash.c
index edf11e8b7a..d5c5e017a1 100644
--- a/src/util/virhash.c
+++ b/src/util/virhash.c
@@ -138,7 +138,7 @@ virHashComputeKey(const virHashTable *table, const void *name)
  *
  * Create a new virHashTablePtr.
  *
- * Returns the newly created object, or NULL if an error occurred.
+ * Returns the newly created object.
  */
 virHashTablePtr virHashCreateFull(ssize_t size,
                                   virHashDataFree dataFree,
@@ -153,8 +153,7 @@ virHashTablePtr virHashCreateFull(ssize_t size,
     if (size <= 0)
         size = 256;
 
-    if (VIR_ALLOC(table) < 0)
-        return NULL;
+    table = g_new0(virHashTable, 1);
 
     table->seed = virRandomBits(32);
     table->size = size;
@@ -166,10 +165,7 @@ virHashTablePtr virHashCreateFull(ssize_t size,
     table->keyPrint = keyPrint;
     table->keyFree = keyFree;
 
-    if (VIR_ALLOC_N(table->table, size) < 0) {
-        VIR_FREE(table);
-        return NULL;
-    }
+    table->table = g_new0(virHashEntryPtr, table->size);
 
     return table;
 }
@@ -181,7 +177,7 @@ virHashTablePtr virHashCreateFull(ssize_t size,
  *
  * Create a new virHashTablePtr.
  *
- * Returns the newly created object, or NULL if an error occurred.
+ * Returns the newly created object.
  */
 virHashTablePtr
 virHashNew(virHashDataFree dataFree)
@@ -203,7 +199,7 @@ virHashNew(virHashDataFree dataFree)
  *
  * Create a new virHashTablePtr.
  *
- * Returns the newly created object, or NULL if an error occurred.
+ * Returns the newly created object.
  */
 virHashTablePtr virHashCreate(ssize_t size, virHashDataFree dataFree)
 {
-- 
2.25.0