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| author | Wei Yongjun <yongjun_wei@trendmicro.com.cn> | 2013-04-27 14:06:00 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@sirena.org.uk> | 2013-04-28 02:18:13 +0100 |
| commit | cd8d984f0def2a8c5733a9468634ec3e0feec03d (patch) | |
| tree | fd089569eb9c1c6c02ecc4ab13eea455e4f3e961 /drivers/spi | |
| parent | 0113f22ee49ff1972de55632dda44eb9299e625d (diff) | |
| download | linux-cd8d984f0def2a8c5733a9468634ec3e0feec03d.tar.bz2 | |
spi-topcliff-pch: fix to use list_for_each_entry_safe() when delete list items
Since we will remove items off the list using list_del_init() we need
to use a safe version of the list_for_each_entry() macro aptly named
list_for_each_entry_safe().
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mark Brown <broonie@sirena.org.uk>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-topcliff-pch.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c index c8b672e07ba0..35f60bd252dd 100644 --- a/drivers/spi/spi-topcliff-pch.c +++ b/drivers/spi/spi-topcliff-pch.c @@ -615,7 +615,7 @@ static void pch_spi_set_tx(struct pch_spi_data *data, int *bpw) int size; u32 n_writes; int j; - struct spi_message *pmsg; + struct spi_message *pmsg, *tmp; const u8 *tx_buf; const u16 *tx_sbuf; @@ -656,7 +656,7 @@ static void pch_spi_set_tx(struct pch_spi_data *data, int *bpw) if (!data->pkt_rx_buff) { /* flush queue and set status of all transfers to -ENOMEM */ dev_err(&data->master->dev, "%s :kzalloc failed\n", __func__); - list_for_each_entry(pmsg, data->queue.next, queue) { + list_for_each_entry_safe(pmsg, tmp, data->queue.next, queue) { pmsg->status = -ENOMEM; if (pmsg->complete != 0) @@ -703,7 +703,7 @@ static void pch_spi_set_tx(struct pch_spi_data *data, int *bpw) static void pch_spi_nomore_transfer(struct pch_spi_data *data) { - struct spi_message *pmsg; + struct spi_message *pmsg, *tmp; dev_dbg(&data->master->dev, "%s called\n", __func__); /* Invoke complete callback * [To the spi core..indicating end of transfer] */ @@ -740,7 +740,7 @@ static void pch_spi_nomore_transfer(struct pch_spi_data *data) dev_dbg(&data->master->dev, "%s suspend/remove initiated, flushing queue\n", __func__); - list_for_each_entry(pmsg, data->queue.next, queue) { + list_for_each_entry_safe(pmsg, tmp, data->queue.next, queue) { pmsg->status = -EIO; if (pmsg->complete) @@ -1187,7 +1187,7 @@ static void pch_spi_handle_dma(struct pch_spi_data *data, int *bpw) static void pch_spi_process_messages(struct work_struct *pwork) { - struct spi_message *pmsg; + struct spi_message *pmsg, *tmp; struct pch_spi_data *data; int bpw; @@ -1199,7 +1199,7 @@ static void pch_spi_process_messages(struct work_struct *pwork) if (data->board_dat->suspend_sts || (data->status == STATUS_EXITING)) { dev_dbg(&data->master->dev, "%s suspend/remove initiated," "flushing queue\n", __func__); - list_for_each_entry(pmsg, data->queue.next, queue) { + list_for_each_entry_safe(pmsg, tmp, data->queue.next, queue) { pmsg->status = -EIO; if (pmsg->complete != 0) { |