diff options
Diffstat (limited to 'drivers/serial/jsm')
| -rw-r--r-- | drivers/serial/jsm/jsm_driver.c | 6 | ||||
| -rw-r--r-- | drivers/serial/jsm/jsm_tty.c | 12 |
2 files changed, 6 insertions, 12 deletions
diff --git a/drivers/serial/jsm/jsm_driver.c b/drivers/serial/jsm/jsm_driver.c index 244f63be3a03..81792e6eeb2d 100644 --- a/drivers/serial/jsm/jsm_driver.c +++ b/drivers/serial/jsm/jsm_driver.c @@ -71,14 +71,13 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_disable_device; } - brd = kmalloc(sizeof(struct jsm_board), GFP_KERNEL); + brd = kzalloc(sizeof(struct jsm_board), GFP_KERNEL); if (!brd) { dev_err(&pdev->dev, "memory allocation for board structure failed\n"); rc = -ENOMEM; goto out_release_regions; } - memset(brd, 0, sizeof(struct jsm_board)); /* store the info for the board we've found */ brd->boardnum = adapter_count++; @@ -152,7 +151,7 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent) * Okay to malloc with GFP_KERNEL, we are not at interrupt * context, and there are no locks held. */ - brd->flipbuf = kmalloc(MYFLIPLEN, GFP_KERNEL); + brd->flipbuf = kzalloc(MYFLIPLEN, GFP_KERNEL); if (!brd->flipbuf) { /* XXX: leaking all resources from jsm_tty_init and jsm_uart_port_init here! */ @@ -160,7 +159,6 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent) retval = -ENOMEM; goto out_free_irq; } - memset(brd->flipbuf, 0, MYFLIPLEN); pci_set_drvdata(pdev, brd); diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c index 7cf1c60027f8..be22bbdbc8e5 100644 --- a/drivers/serial/jsm/jsm_tty.c +++ b/drivers/serial/jsm/jsm_tty.c @@ -194,31 +194,28 @@ static int jsm_tty_open(struct uart_port *port) /* Drop locks, as malloc with GFP_KERNEL can sleep */ if (!channel->ch_rqueue) { - channel->ch_rqueue = (u8 *) kmalloc(RQUEUESIZE, GFP_KERNEL); + channel->ch_rqueue = kzalloc(RQUEUESIZE, GFP_KERNEL); if (!channel->ch_rqueue) { jsm_printk(INIT, ERR, &channel->ch_bd->pci_dev, "unable to allocate read queue buf"); return -ENOMEM; } - memset(channel->ch_rqueue, 0, RQUEUESIZE); } if (!channel->ch_equeue) { - channel->ch_equeue = (u8 *) kmalloc(EQUEUESIZE, GFP_KERNEL); + channel->ch_equeue = kzalloc(EQUEUESIZE, GFP_KERNEL); if (!channel->ch_equeue) { jsm_printk(INIT, ERR, &channel->ch_bd->pci_dev, "unable to allocate error queue buf"); return -ENOMEM; } - memset(channel->ch_equeue, 0, EQUEUESIZE); } if (!channel->ch_wqueue) { - channel->ch_wqueue = (u8 *) kmalloc(WQUEUESIZE, GFP_KERNEL); + channel->ch_wqueue = kzalloc(WQUEUESIZE, GFP_KERNEL); if (!channel->ch_wqueue) { jsm_printk(INIT, ERR, &channel->ch_bd->pci_dev, "unable to allocate write queue buf"); return -ENOMEM; } - memset(channel->ch_wqueue, 0, WQUEUESIZE); } channel->ch_flags &= ~(CH_OPENING); @@ -392,13 +389,12 @@ int jsm_tty_init(struct jsm_board *brd) * Okay to malloc with GFP_KERNEL, we are not at * interrupt context, and there are no locks held. */ - brd->channels[i] = kmalloc(sizeof(struct jsm_channel), GFP_KERNEL); + brd->channels[i] = kzalloc(sizeof(struct jsm_channel), GFP_KERNEL); if (!brd->channels[i]) { jsm_printk(CORE, ERR, &brd->pci_dev, "%s:%d Unable to allocate memory for channel struct\n", __FILE__, __LINE__); } - memset(brd->channels[i], 0, sizeof(struct jsm_channel)); } } |