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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2009-03-27 19:26:45 -0400
committerWim Van Sebroeck <wim@iguana.be>2009-04-08 02:13:07 -0400
commitc98d58e00d8562520c9a69e688f007b860faebaa (patch)
treee2923f7369efff82dbc4cf28f6a17db7c1531e48 /drivers/watchdog/ks8695_wdt.c
parent47dec7c6c48a12bdacdf5f935f10f44e66d9c98c (diff)
[WATCHDOG] ks8695_wdt.c: move probe function to .devinit.text
A pointer to ks8695wdt_probe is passed to the core via platform_driver_register and so the function must not disappear when the .init sections are discarded. Otherwise (if also having HOTPLUG=y) unbinding and binding a device to the driver via sysfs will result in an oops as does a device being registered late. An alternative to this patch is using platform_driver_probe instead of platform_driver_register plus removing the pointer to the probe function from the struct platform_driver. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Alan Cox <alan@redhat.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog/ks8695_wdt.c')
-rw-r--r--drivers/watchdog/ks8695_wdt.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/watchdog/ks8695_wdt.c b/drivers/watchdog/ks8695_wdt.c
index 74c92d384112..ae3832110acb 100644
--- a/drivers/watchdog/ks8695_wdt.c
+++ b/drivers/watchdog/ks8695_wdt.c
@@ -221,7 +221,7 @@ static struct miscdevice ks8695wdt_miscdev = {
221 .fops = &ks8695wdt_fops, 221 .fops = &ks8695wdt_fops,
222}; 222};
223 223
224static int __init ks8695wdt_probe(struct platform_device *pdev) 224static int __devinit ks8695wdt_probe(struct platform_device *pdev)
225{ 225{
226 int res; 226 int res;
227 227
@@ -238,7 +238,7 @@ static int __init ks8695wdt_probe(struct platform_device *pdev)
238 return 0; 238 return 0;
239} 239}
240 240
241static int __exit ks8695wdt_remove(struct platform_device *pdev) 241static int __devexit ks8695wdt_remove(struct platform_device *pdev)
242{ 242{
243 int res; 243 int res;
244 244
@@ -276,7 +276,7 @@ static int ks8695wdt_resume(struct platform_device *pdev)
276 276
277static struct platform_driver ks8695wdt_driver = { 277static struct platform_driver ks8695wdt_driver = {
278 .probe = ks8695wdt_probe, 278 .probe = ks8695wdt_probe,
279 .remove = __exit_p(ks8695wdt_remove), 279 .remove = __devexit_p(ks8695wdt_remove),
280 .shutdown = ks8695wdt_shutdown, 280 .shutdown = ks8695wdt_shutdown,
281 .suspend = ks8695wdt_suspend, 281 .suspend = ks8695wdt_suspend,
282 .resume = ks8695wdt_resume, 282 .resume = ks8695wdt_resume,