net: stmmac: tc: Do not return a fragment entry
authorJose Abreu <Jose.Abreu@synopsys.com>
Tue, 6 Aug 2019 13:16:18 +0000 (15:16 +0200)
committerDavid S. Miller <davem@davemloft.net>
Tue, 6 Aug 2019 19:26:11 +0000 (12:26 -0700)
Do not try to return a fragment entry from TC list. Otherwise we may not
clean properly allocated entries.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c

index 58ea18a..37c0bc6 100644 (file)
@@ -37,7 +37,7 @@ static struct stmmac_tc_entry *tc_find_entry(struct stmmac_priv *priv,
                entry = &priv->tc_entries[i];
                if (!entry->in_use && !first && free)
                        first = entry;
-               if (entry->handle == loc && !free)
+               if ((entry->handle == loc) && !free && !entry->is_frag)
                        dup = entry;
        }