Cleanup unused local resulting from latest tty changes.
Please apply.
-- Paul Fulghum, paulkf@microgate.com Microgate Corporation, http://www.microgate.com--- linux-2.5.72/drivers/char/synclink.c 2003-06-16 08:42:25.000000000 -0500 +++ linux-2.5.72-mg/drivers/char/synclink.c 2003-06-18 10:31:00.000000000 -0500 @@ -1,7 +1,7 @@ /* * linux/drivers/char/synclink.c * - * $Id: synclink.c,v 4.9 2003/05/06 21:18:51 paulkf Exp $ + * $Id: synclink.c,v 4.12 2003/06/18 15:29:32 paulkf Exp $ * * Device driver for Microgate SyncLink ISA and PCI * high speed multiprotocol serial adapters. @@ -910,7 +910,7 @@ MODULE_PARM(txholdbufs,"1-" __MODULE_STRING(MAX_TOTAL_DEVICES) "i"); static char *driver_name = "SyncLink serial driver"; -static char *driver_version = "$Revision: 4.9 $"; +static char *driver_version = "$Revision: 4.12 $"; static int synclink_init_one (struct pci_dev *dev, const struct pci_device_id *ent); @@ -3170,14 +3170,17 @@ { struct mgsl_struct * info = (struct mgsl_struct *)tty->driver_data; - if (!info || mgsl_paranoia_check(info, tty->name, "mgsl_close")) + if (mgsl_paranoia_check(info, tty->name, "mgsl_close")) return; if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgsl_close(%s) entry, count=%d\n", __FILE__,__LINE__, info->device_name, info->count); - if (!info->count || tty_hung_up_p(filp)) + if (!info->count) + return; + + if (tty_hung_up_p(filp)) goto cleanup; if ((tty->count == 1) && (info->count != 1)) { @@ -3493,16 +3496,11 @@ info = mgsl_device_list; while(info && info->line != line) info = info->next_device; - if ( !info ){ - printk("%s(%d):Can't find specified device on open (line=%d)\n", - __FILE__,__LINE__,line); + if (mgsl_paranoia_check(info, tty->name, "mgsl_open")) return -ENODEV; - } tty->driver_data = info; info->tty = tty; - if (mgsl_paranoia_check(info, tty->name, "mgsl_open")) - return -ENODEV; if (debug_level >= DEBUG_LEVEL_INFO) printk("%s(%d):mgsl_open(%s), old ref count = %d\n", @@ -3562,6 +3560,8 @@ cleanup: if (retval) { + if (tty->count == 1) + info->tty = 0; /* tty layer will release tty struct */ if(info->count) info->count--; } @@ -4461,7 +4461,6 @@ int mgsl_init_tty(void); int mgsl_init_tty() { - struct mgsl_struct *info; serial_driver = alloc_tty_driver(mgsl_device_count); if (!serial_driver) return -ENOMEM;
-- Paul Fulghum, paulkf@microgate.com Microgate Corporation, http://www.microgate.com
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