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caif-hsi: HSI Fix uninitialized data in HSI header 

CAIF HSI header may be uninitialized and cause last message to
be repeated if transmit size is ~86 bytes long.

Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
sjur.brandeland@stericsson.com 2011-10-13 11:29:22 +00:00 committed by David S. Miller
parent 9e903e0852
commit 94230febe4
1 changed files with 6 additions and 6 deletions
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12
drivers/net/caif/caif_hsi.c
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@ -178,6 +178,9 @@ static int cfhsi_tx_frm(struct cfhsi_desc *desc, struct cfhsi *cfhsi)
if (!skb)
return 0;
/* Clear offset. */
desc->offset = 0;
/* Check if we can embed a CAIF frame. */
if (skb->len < CFHSI_MAX_EMB_FRM_SZ) {
struct caif_payload_info *info;
@ -206,9 +209,7 @@ static int cfhsi_tx_frm(struct cfhsi_desc *desc, struct cfhsi *cfhsi)
consume_skb(skb);
skb = NULL;
}
} else
/* Clear offset. */
desc->offset = 0;
}
/* Create payload CAIF frames. */
pfrm = desc->emb_frm + CFHSI_MAX_EMB_FRM_SZ;
@ -990,6 +991,8 @@ int cfhsi_probe(struct platform_device *pdev)
/* Set up the driver. */
cfhsi->drv.tx_done_cb = cfhsi_tx_done_cb;
cfhsi->drv.rx_done_cb = cfhsi_rx_done_cb;
cfhsi->drv.wake_up_cb = cfhsi_wake_up_cb;
cfhsi->drv.wake_down_cb = cfhsi_wake_down_cb;
/* Initialize the work queues. */
INIT_WORK(&cfhsi->wake_up_work, cfhsi_wake_up);
@ -1045,9 +1048,6 @@ int cfhsi_probe(struct platform_device *pdev)
goto err_net_reg;
}
cfhsi->drv.wake_up_cb = cfhsi_wake_up_cb;
cfhsi->drv.wake_down_cb = cfhsi_wake_down_cb;
/* Register network device. */
res = register_netdev(ndev);
if (res) {