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| author | Jiri Kosina <jkosina@suse.cz> | 2010-02-17 14:25:01 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2010-02-17 14:25:01 +0100 |
| commit | 57ab12e418ec4fe24c11788bb1bbdabb29d05679 (patch) | |
| tree | 33a6b687de72e088ad71b155acaf982c1adc97ac /drivers/hid | |
| parent | 7f978b9bf535cbbd1ae8d9fbdd7c4f60ab38f260 (diff) | |
| download | linux-stable-57ab12e418ec4fe24c11788bb1bbdabb29d05679.tar.gz linux-stable-57ab12e418ec4fe24c11788bb1bbdabb29d05679.tar.bz2 linux-stable-57ab12e418ec4fe24c11788bb1bbdabb29d05679.zip | |
HID: usbhid: initialize interface pointers early enough
Move the initialization of USB interface pointers from _start()
over to _probe() callback, which is where it belongs.
This fixes case where interface is NULL when parsing of report
descriptor fails.
LKML-Reference: <20100213135720.603e5f64@neptune.home>
Reported-by: Alan Stern <stern@rowland.harvard.edu>
Tested-by: Bruno Prémont <bonbons@linux-vserver.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid')
| -rw-r--r-- | drivers/hid/usbhid/hid-core.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c index 74bd3ca220d3..ceaf4a14b67b 100644 --- a/drivers/hid/usbhid/hid-core.c +++ b/drivers/hid/usbhid/hid-core.c @@ -1005,9 +1005,6 @@ static int usbhid_start(struct hid_device *hid) spin_lock_init(&usbhid->lock); - usbhid->intf = intf; - usbhid->ifnum = interface->desc.bInterfaceNumber; - usbhid->urbctrl = usb_alloc_urb(0, GFP_KERNEL); if (!usbhid->urbctrl) { ret = -ENOMEM; @@ -1178,6 +1175,8 @@ static int usbhid_probe(struct usb_interface *intf, const struct usb_device_id * hid->driver_data = usbhid; usbhid->hid = hid; + usbhid->intf = intf; + usbhid->ifnum = interface->desc.bInterfaceNumber; ret = hid_add_device(hid); if (ret) { |