ptable: Use strlcpy instead of strncpy

Change-Id: I387c977361f5ebb327a602902e04e3d023fbc471
diff --git a/lib/ptable/ptable.c b/lib/ptable/ptable.c
index 80feedf..895ed50 100644
--- a/lib/ptable/ptable.c
+++ b/lib/ptable/ptable.c
@@ -51,7 +51,7 @@
 	ASSERT(ptable && ptable->count < MAX_PTABLE_PARTS);
 
 	ptn = &ptable->parts[ptable->count++];
-	strncpy(ptn->name, name, MAX_PTENTRY_NAME);
+	strlcpy(ptn->name, name, MAX_PTENTRY_NAME);
 	ptn->start = start;
 	ptn->length = length;
 	ptn->flags = flags;