From 8132c7a57ae81db8f680ed4ef07a1a32fd5ee129 Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Mon, 18 Dec 2006 00:23:42 +0100 Subject: [PATCH] [WATCHDOG] sc1200wdt.c pnp unregister fix. If no devices found or invalid parameter is specified, scl200wdt_pnp_driver is left unregistered. It breaks global list of pnp drivers. Signed-off-by: Akinobu Mita Signed-off-by: Adrian Bunk --- drivers/char/watchdog/sc1200wdt.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/char/watchdog/sc1200wdt.c b/drivers/char/watchdog/sc1200wdt.c index 20b88f9b7be2..787a91595221 100644 --- a/drivers/char/watchdog/sc1200wdt.c +++ b/drivers/char/watchdog/sc1200wdt.c @@ -393,7 +393,7 @@ static int __init sc1200wdt_init(void) if (io == -1) { printk(KERN_ERR PFX "io parameter must be specified\n"); ret = -EINVAL; - goto out_clean; + goto out_pnp; } #if defined CONFIG_PNP @@ -406,7 +406,7 @@ static int __init sc1200wdt_init(void) if (!request_region(io, io_len, SC1200_MODULE_NAME)) { printk(KERN_ERR PFX "Unable to register IO port %#x\n", io); ret = -EBUSY; - goto out_clean; + goto out_pnp; } ret = sc1200wdt_probe(); @@ -436,6 +436,11 @@ out_rbt: out_io: release_region(io, io_len); +out_pnp: +#if defined CONFIG_PNP + if (isapnp) + pnp_unregister_driver(&scl200wdt_pnp_driver); +#endif goto out_clean; } -- 2.39.5