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

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Daniel Hellstrom committed 2018-09-20 12:48:32 +02:00
1 parent ddc95ab04b
commit 0aae151eba
1 file changed
+2 -1
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bsps/sparc/shared/spw/grspw_pkt.c
+2 -1
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@@ -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;
}