Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-11 06:31:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

pch_can: Fix array miss-pointing issue

Browse Source 
Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tomoya 2010-12-22 03:00:39 +00:00 committed by David S. Miller
parent ee09b3c1cf
commit f622691c91
1 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/net/can/pch_can.c
View File

@ -1078,15 +1078,17 @@ static int pch_can_suspend(struct pci_dev *pdev, pm_message_t state)
/* Save Tx buffer enable state */
for (i = PCH_TX_OBJ_START; i <= PCH_TX_OBJ_END; i++)
priv->tx_enable[i] = pch_can_get_rxtx_ir(priv, i, PCH_TX_IFREG);
priv->tx_enable[i - 1] = pch_can_get_rxtx_ir(priv, i,
PCH_TX_IFREG);
/* Disable all Transmit buffers */
pch_can_set_tx_all(priv, 0);
/* Save Rx buffer enable state */
for (i = PCH_RX_OBJ_START; i <= PCH_RX_OBJ_END; i++) {
priv->rx_enable[i] = pch_can_get_rxtx_ir(priv, i, PCH_RX_IFREG);
priv->rx_link[i] = pch_can_get_rx_buffer_link(priv, i);
priv->rx_enable[i - 1] = pch_can_get_rxtx_ir(priv, i,
PCH_RX_IFREG);
priv->rx_link[i - 1] = pch_can_get_rx_buffer_link(priv, i);
}
/* Disable all Receive buffers */
@ -1139,15 +1141,15 @@ static int pch_can_resume(struct pci_dev *pdev)
/* Enabling the transmit buffer. */
for (i = PCH_TX_OBJ_START; i <= PCH_TX_OBJ_END; i++)
pch_can_set_rxtx(priv, i, priv->tx_enable[i], PCH_TX_IFREG);
pch_can_set_rxtx(priv, i, priv->tx_enable[i - 1], PCH_TX_IFREG);
/* Configuring the receive buffer and enabling them. */
for (i = PCH_RX_OBJ_START; i <= PCH_RX_OBJ_END; i++) {
/* Restore buffer link */
pch_can_set_rx_buffer_link(priv, i, priv->rx_link[i]);
pch_can_set_rx_buffer_link(priv, i, priv->rx_link[i - 1]);
/* Restore buffer enables */
pch_can_set_rxtx(priv, i, priv->rx_enable[i], PCH_RX_IFREG);
pch_can_set_rxtx(priv, i, priv->rx_enable[i - 1], PCH_RX_IFREG);
}
/* Enable CAN Interrupts */