saa_rstruct: fix overrun check

The direction of the overrun test in saa_rstruct was backwards.

diff --git a/nasmlib.c b/nasmlib.c
index c98834c..0a0bb95 100644 (file)
--- a/nasmlib.c
+++ b/nasmlib.c
@@ -610,7 +610,7 @@ void *saa_rstruct(struct SAA *s)
 {
     void *p;
 
-    if (s->rptr + s->elem_len < s->datalen)
+    if (s->rptr + s->elem_len > s->datalen)
        return NULL;
 
     if (s->rpos % s->elem_len)