--- zzzz-none-000/linux-3.10.107/net/rds/iw_sysctl.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/net/rds/iw_sysctl.c	2021-02-04 17:41:59.000000000 +0000
@@ -55,7 +55,7 @@
 
 unsigned int rds_iw_sysctl_flow_control = 1;
 
-static ctl_table rds_iw_sysctl_table[] = {
+static struct ctl_table rds_iw_sysctl_table[] = {
 	{
 		.procname       = "max_send_wr",
 		.data		= &rds_iw_sysctl_max_send_wr,
@@ -111,8 +111,7 @@
 
 void rds_iw_sysctl_exit(void)
 {
-	if (rds_iw_sysctl_hdr)
-		unregister_net_sysctl_table(rds_iw_sysctl_hdr);
+	unregister_net_sysctl_table(rds_iw_sysctl_hdr);
 }
 
 int rds_iw_sysctl_init(void)