net: stmmac: tc: Do not return a fragment entry

[ Upstream commit 4a6a138 ] Do not try to return a fragment entry from TC list. Otherwise we may not clean properly allocated entries. Signed-off-by: Jose Abreu <[email protected]> Signed-off-by: David S. Miller <[email protected]> Signed-off-by: Sasha Levin <[email protected]>
Piggyxiaobei · Aug 29, 2019 · b8d03c7 · b8d03c7
1 parent b6cd6d1
commit b8d03c7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c
@@ -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;
 	}