nfsd: use exp_put() for svc_export_cache put

This patch replaces cache_put() call for svc_export_cache by exp_put() call.
Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

fs/nfsd/export.c

@@ -1205,7 +1205,7 @@ static int e_show(struct seq_file *m, void *p)
 	cache_get(&exp->h);
 	if (cache_check(&svc_export_cache, &exp->h, NULL))
 		return 0;
-	cache_put(&exp->h, &svc_export_cache);
+	exp_put(exp);
 	return svc_export_show(m, &svc_export_cache, cp);
 }
 

fs/nfsd/nfsfh.c

@@ -636,7 +636,7 @@ fh_put(struct svc_fh *fhp)
 #endif
 	}
 	if (exp) {
-		cache_put(&exp->h, &svc_export_cache);
+		exp_put(exp);
 		fhp->fh_export = NULL;
 	}
 	return;