RDMA/siw: Add one parameter to siw_destroy_cpulist

With that we can reuse it in siw_init_cpulist.
Acked-by: Bernard Metzler <bmt@zurich.ibm.com>
Signed-off-by: Guoqing Jiang <guoqing.jiang@linux.dev>
Link: https://lore.kernel.org/r/20231113115726.12762-10-guoqing.jiang@linux.devSigned-off-by: Leon Romanovsky <leon@kernel.org>

drivers/infiniband/sw/siw/siw_main.c

@@ -109,6 +109,17 @@ static struct {
 	int num_nodes;
 } siw_cpu_info;
 
+static void siw_destroy_cpulist(int number)
+{
+	int i = 0;
+
+	while (i < number)
+		kfree(siw_cpu_info.tx_valid_cpus[i++]);
+
+	kfree(siw_cpu_info.tx_valid_cpus);
+	siw_cpu_info.tx_valid_cpus = NULL;
+}
+
 static int siw_init_cpulist(void)
 {
 	int i, num_nodes = nr_node_ids;
@@ -138,24 +149,11 @@ static int siw_init_cpulist(void)
 
 out_err:
 	siw_cpu_info.num_nodes = 0;
-	while (--i >= 0)
-		kfree(siw_cpu_info.tx_valid_cpus[i]);
-	kfree(siw_cpu_info.tx_valid_cpus);
-	siw_cpu_info.tx_valid_cpus = NULL;
+	siw_destroy_cpulist(i);
 
 	return -ENOMEM;
 }
 
-static void siw_destroy_cpulist(void)
-{
-	int i = 0;
-
-	while (i < siw_cpu_info.num_nodes)
-		kfree(siw_cpu_info.tx_valid_cpus[i++]);
-
-	kfree(siw_cpu_info.tx_valid_cpus);
-}
-
 /*
  * Choose CPU with least number of active QP's from NUMA node of
  * TX interface.
@@ -558,7 +556,7 @@ static __init int siw_init_module(void)
 	pr_info("SoftIWARP attach failed. Error: %d\n", rv);
 
 	siw_cm_exit();
-	siw_destroy_cpulist();
+	siw_destroy_cpulist(siw_cpu_info.num_nodes);
 
 	return rv;
 }
@@ -573,7 +571,7 @@ static void __exit siw_exit_module(void)
 
 	siw_cm_exit();
 
-	siw_destroy_cpulist();
+	siw_destroy_cpulist(siw_cpu_info.num_nodes);
 
 	if (siw_crypto_shash)
 		crypto_free_shash(siw_crypto_shash);