net/rds: use prink_ratelimited() instead of printk_ratelimit()

Since printk_ratelimit() shouldn't be used anymore (see comment in
include/linux/printk.h), replace it with printk_ratelimited()

Signed-off-by: Manuel Zerpies <manuel.f.zerpies@ww.stud.uni-erlangen.de>
Signed-off-by: David S. Miller <davem@conan.davemloft.net>

net/rds/ib_cm.c

@@ -34,6 +34,7 @@
 #include <linux/in.h>
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
+#include <linux/ratelimit.h>
 
 #include "rds.h"
 #include "ib.h"
@@ -435,13 +436,12 @@ static u32 rds_ib_protocol_compatible(struct rdma_cm_event *event)
 		version = RDS_PROTOCOL_3_0;
 		while ((common >>= 1) != 0)
 			version++;
-	} else if (printk_ratelimit()) {
-		printk(KERN_NOTICE "RDS: Connection from %pI4 using "
+	}
+	printk_ratelimited(KERN_NOTICE "RDS: Connection from %pI4 using "
 			"incompatible protocol version %u.%u\n",
 			&dp->dp_saddr,
 			dp->dp_protocol_major,
 			dp->dp_protocol_minor);
-	}
 	return version;
 }