kfifo: cleanup namespace

change name of __kfifo_* functions to kfifo_*, because the prefix __kfifo
should be reserved for internal functions only.

Signed-off-by: Stefani Seibold <stefani@seibold.net>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Acked-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/net/dccp/probe.c b/net/dccp/probe.c
index c6b5035..9ef3684 100644
--- a/net/dccp/probe.c
+++ b/net/dccp/probe.c
@@ -131,7 +131,7 @@
 		return -ENOMEM;
 
 	error = wait_event_interruptible(dccpw.wait,
-					 __kfifo_len(&dccpw.fifo) != 0);
+					 kfifo_len(&dccpw.fifo) != 0);
 	if (error)
 		goto out_free;