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| author | Stefan Achatz <erazor_de@users.sourceforge.net> | 2011-01-30 13:38:27 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2011-02-03 16:37:28 +0100 |
| commit | 74b643dac475e29f53f4132d2349ec1dba3c9e44 (patch) | |
| tree | 7dc09d1d853a01fcade0255dd56c9e07b40c92c1 /drivers/hid | |
| parent | HID: roccat: Add ioctl command to retreive report size from chardev (diff) | |
| download | linux-74b643dac475e29f53f4132d2349ec1dba3c9e44.tar.xz linux-74b643dac475e29f53f4132d2349ec1dba3c9e44.zip | |
HID: roccat: Fix NULL pointer dereference when unloading module
Class was destroyed before starting the unregistering driver chain.
Disconnecting a device from roccat chardev in this process then
raised a NULL pointer dereference.
Fixed this by destroying class after unregistering driver.
Signed-off-by: Stefan Achatz <erazor_de@users.sourceforge.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/hid-roccat-arvo.c | 2 | ||||
| -rw-r--r-- | drivers/hid/hid-roccat-kone.c | 2 | ||||
| -rw-r--r-- | drivers/hid/hid-roccat-koneplus.c | 2 | ||||
| -rw-r--r-- | drivers/hid/hid-roccat-kovaplus.c | 2 | ||||
| -rw-r--r-- | drivers/hid/hid-roccat-pyra.c | 2 |
5 files changed, 5 insertions, 5 deletions
diff --git a/drivers/hid/hid-roccat-arvo.c b/drivers/hid/hid-roccat-arvo.c index 7b9a992611bc..75f532f4d4cc 100644 --- a/drivers/hid/hid-roccat-arvo.c +++ b/drivers/hid/hid-roccat-arvo.c @@ -438,8 +438,8 @@ static int __init arvo_init(void) static void __exit arvo_exit(void) { - class_destroy(arvo_class); hid_unregister_driver(&arvo_driver); + class_destroy(arvo_class); } module_init(arvo_init); diff --git a/drivers/hid/hid-roccat-kone.c b/drivers/hid/hid-roccat-kone.c index 5cdb282dad11..d7497964a5b3 100644 --- a/drivers/hid/hid-roccat-kone.c +++ b/drivers/hid/hid-roccat-kone.c @@ -844,8 +844,8 @@ static int __init kone_init(void) static void __exit kone_exit(void) { - class_destroy(kone_class); hid_unregister_driver(&kone_driver); + class_destroy(kone_class); } module_init(kone_init); diff --git a/drivers/hid/hid-roccat-koneplus.c b/drivers/hid/hid-roccat-koneplus.c index 7367e4edfa6c..ac2010732495 100644 --- a/drivers/hid/hid-roccat-koneplus.c +++ b/drivers/hid/hid-roccat-koneplus.c @@ -774,8 +774,8 @@ static int __init koneplus_init(void) static void __exit koneplus_exit(void) { - class_destroy(koneplus_class); hid_unregister_driver(&koneplus_driver); + class_destroy(koneplus_class); } module_init(koneplus_init); diff --git a/drivers/hid/hid-roccat-kovaplus.c b/drivers/hid/hid-roccat-kovaplus.c index 7664e2ce2886..4eeb62fb4e75 100644 --- a/drivers/hid/hid-roccat-kovaplus.c +++ b/drivers/hid/hid-roccat-kovaplus.c @@ -703,8 +703,8 @@ static int __init kovaplus_init(void) static void __exit kovaplus_exit(void) { - class_destroy(kovaplus_class); hid_unregister_driver(&kovaplus_driver); + class_destroy(kovaplus_class); } module_init(kovaplus_init); diff --git a/drivers/hid/hid-roccat-pyra.c b/drivers/hid/hid-roccat-pyra.c index be4daa96f7c2..02a72433a712 100644 --- a/drivers/hid/hid-roccat-pyra.c +++ b/drivers/hid/hid-roccat-pyra.c @@ -685,8 +685,8 @@ static int __init pyra_init(void) static void __exit pyra_exit(void) { - class_destroy(pyra_class); hid_unregister_driver(&pyra_driver); + class_destroy(pyra_class); } module_init(pyra_init); |