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authorAkinobu Mita <akinobu.mita@gmail.com>2006-10-29 22:48:49 +0100
committerChris Wright <chrisw@sous-sol.org>2006-11-03 17:33:48 -0800
commitf4a7d494bda500906e505aef6e043a4ed3d39d3c (patch)
tree08a46130fb2f7d632c682c21e86a38d7646676eb /drivers
parentc8ec7067774748f29dae43682df884d329a7cb9e (diff)
[PATCH] Watchdog: sc1200wdt - fix missing pnp_unregister_driver()
[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 <akinobu.mita@gmail.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Chris Wright <chrisw@sous-sol.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/watchdog/sc1200wdt.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/char/watchdog/sc1200wdt.c b/drivers/char/watchdog/sc1200wdt.c
index 7c3cf293a5af..cb92a1bf6053 100644
--- a/drivers/char/watchdog/sc1200wdt.c
+++ b/drivers/char/watchdog/sc1200wdt.c
@@ -392,7 +392,7 @@ 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
@@ -405,7 +405,7 @@ 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();
@@ -435,6 +435,11 @@ 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;
}