errseq: rename __errseq_set to errseq_set

Nothing calls this wrapper anymore, so just remove it and rename the
old function to get rid of the double underscore prefix.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
diff --git a/include/linux/errseq.h b/include/linux/errseq.h
index 9e0d444..784f086 100644
--- a/include/linux/errseq.h
+++ b/include/linux/errseq.h
@@ -5,14 +5,7 @@
 
 typedef u32	errseq_t;
 
-errseq_t __errseq_set(errseq_t *eseq, int err);
-static inline void errseq_set(errseq_t *eseq, int err)
-{
-	/* Optimize for the common case of no error */
-	if (unlikely(err))
-		__errseq_set(eseq, err);
-}
-
+errseq_t errseq_set(errseq_t *eseq, int err);
 errseq_t errseq_sample(errseq_t *eseq);
 int errseq_check(errseq_t *eseq, errseq_t since);
 int errseq_check_and_advance(errseq_t *eseq, errseq_t *since);