[PATCH] leon, grspw_pkt: protect TX descriptor from bad input (hdrlen)

[Daniel Hellstrom]

---
 bsps/sparc/shared/spw/grspw_pkt.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bsps/sparc/shared/spw/grspw_pkt.c 
b/bsps/sparc/shared/spw/grspw_pkt.c
index ff481f2..39f5087 100644
--- a/bsps/sparc/shared/spw/grspw_pkt.c
+++ b/bsps/sparc/shared/spw/grspw_pkt.c
@@ -1470,7 +1470,8 @@ STATIC int grspw_tx_schedule_send(struct grspw_dma_priv 
*dma)
                                        curr_pkt->flags &= ~PKT_FLAG_TR_HDR;
                        }
                        BD_WRITE(&curr_bd->bd->haddr, hwaddr);
-                       ctrl = GRSPW_TXBD_EN | curr_pkt->hlen;
+                       ctrl = GRSPW_TXBD_EN |
+                              (curr_pkt->hlen & GRSPW_TXBD_HLEN);
                } else {
                        ctrl = GRSPW_TXBD_EN;
                }
-- 
2.7.4

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