IB/ucma: Convert use of typedef ctl_table to struct ctl_table

This typedef is unnecessary and should just be removed.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index b0f189b..3f93093 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -57,7 +57,7 @@
 static unsigned int max_backlog = 1024;
 
 static struct ctl_table_header *ucma_ctl_table_hdr;
-static ctl_table ucma_ctl_table[] = {
+static struct ctl_table ucma_ctl_table[] = {
 	{
 		.procname	= "max_backlog",
 		.data		= &max_backlog,