Cleanup: calloc: swap arguments according to prototype semantic.

This change has no effect on the behavior, and only ensures that the argument order matches the semantic expected by the prototype.

doc/examples/urcu-flavors/bp.c

@@ -46,7 +46,7 @@ int add_node(uint64_t v)
 {
 	struct mynode *node;
 
-	node = calloc(sizeof(*node), 1);
+	node = calloc(1, sizeof(*node));
 	if (!node)
 		return -1;
 	node->value = v;

doc/examples/urcu-flavors/mb.c

@@ -47,7 +47,7 @@ int add_node(uint64_t v)
 {
 	struct mynode *node;
 
-	node = calloc(sizeof(*node), 1);
+	node = calloc(1, sizeof(*node));
 	if (!node)
 		return -1;
 	node->value = v;

doc/examples/urcu-flavors/membarrier.c

@@ -47,7 +47,7 @@ int add_node(uint64_t v)
 {
 	struct mynode *node;
 
-	node = calloc(sizeof(*node), 1);
+	node = calloc(1, sizeof(*node));
 	if (!node)
 		return -1;
 	node->value = v;

doc/examples/urcu-flavors/qsbr.c

@@ -46,7 +46,7 @@ int add_node(uint64_t v)
 {
 	struct mynode *node;
 
-	node = calloc(sizeof(*node), 1);
+	node = calloc(1, sizeof(*node));
 	if (!node)
 		return -1;
 	node->value = v;

doc/examples/urcu-flavors/signal.c

@@ -46,7 +46,7 @@ int add_node(uint64_t v)
 {
 	struct mynode *node;
 
-	node = calloc(sizeof(*node), 1);
+	node = calloc(1, sizeof(*node));
 	if (!node)
 		return -1;
 	node->value = v;

src/urcu-call-rcu-impl.h

@@ -893,7 +893,7 @@ void rcu_barrier(void)
 		goto online;
 	}
 
-	completion = calloc(sizeof(*completion), 1);
+	completion = calloc(1, sizeof(*completion));
 	if (!completion)
 		urcu_die(errno);
 
@@ -908,7 +908,7 @@ void rcu_barrier(void)
 	cds_list_for_each_entry(crdp, &call_rcu_data_list, list) {
 		struct call_rcu_completion_work *work;
 
-		work = calloc(sizeof(*work), 1);
+		work = calloc(1, sizeof(*work));
 		if (!work)
 			urcu_die(errno);
 		work->completion = completion;

src/workqueue.c

@@ -412,7 +412,7 @@ void urcu_workqueue_queue_completion(struct urcu_workqueue *workqueue,
 {
 	struct urcu_workqueue_completion_work *work;
 
-	work = calloc(sizeof(*work), 1);
+	work = calloc(1, sizeof(*work));
 	if (!work)
 		urcu_die(errno);
 	work->completion = completion;