diff options
Diffstat (limited to 'drivers/tty/serial/ioc4_serial.c')
| -rw-r--r-- | drivers/tty/serial/ioc4_serial.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/tty/serial/ioc4_serial.c b/drivers/tty/serial/ioc4_serial.c index e5c42fef69d2..f96bcf9bee25 100644 --- a/drivers/tty/serial/ioc4_serial.c +++ b/drivers/tty/serial/ioc4_serial.c @@ -210,7 +210,7 @@ #define IOC4_SSCR_PAUSE_STATE 0x40000000 /* Sets when PAUSE takes effect */ #define IOC4_SSCR_RESET 0x80000000 /* Reset DMA channels */ -/* All producer/comsumer pointers are the same bitfield */ +/* All producer/consumer pointers are the same bitfield */ #define IOC4_PROD_CONS_PTR_4K 0x00000ff8 /* For 4K buffers */ #define IOC4_PROD_CONS_PTR_1K 0x000003f8 /* For 1K buffers */ #define IOC4_PROD_CONS_PTR_OFF 3 @@ -1082,7 +1082,7 @@ static int inline ioc4_attach_local(struct ioc4_driver_data *idd) if (!port) { printk(KERN_WARNING "IOC4 serial memory not available for port\n"); - return -ENOMEM; + goto free; } spin_lock_init(&port->ip_lock); @@ -1190,6 +1190,11 @@ static int inline ioc4_attach_local(struct ioc4_driver_data *idd) handle_dma_error_intr, port); } return 0; + +free: + while (port_number) + kfree(ports[--port_number]); + return -ENOMEM; } /** @@ -2591,7 +2596,7 @@ static int ic4_request_port(struct uart_port *port) /* Associate the uart functions above - given to serial core */ -static struct uart_ops ioc4_ops = { +static const struct uart_ops ioc4_ops = { .tx_empty = ic4_tx_empty, .set_mctrl = ic4_set_mctrl, .get_mctrl = ic4_get_mctrl, |
