diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 994efdb..ecccc8d 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -130,8 +130,9 @@
 	if (symbol_conf.priv_size)
 		self = ((void *)self) + symbol_conf.priv_size;
 
-	self->start = start;
-	self->end   = len ? start + len - 1 : start;
+	self->start   = start;
+	self->end     = len ? start + len - 1 : start;
+	self->namelen = namelen - 1;
 
 	pr_debug4("%s: %s %#Lx-%#Lx\n", __func__, name, start, self->end);