igbe: Fix descriptor cache bug.

2009-05-20 21:52:32 -07:00
parent 8d2e51c7f5
commit b3d0a01eb3
1 changed files with 1 additions and 1 deletions
--- a/src/dev/i8254xGBe.hh
+++ b/src/dev/i8254xGBe.hh
@@ -304,7 +304,7 @@ class IGbE : public EtherDevice
        int descLeft() const
        {
            int left = unusedCache.size();
-            if (cachePnt >= descTail())
+            if (cachePnt > descTail())
                left += (descLen() - cachePnt + descTail());
            else
                left += (descTail() - cachePnt);