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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-27 09:13:04 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-27 09:13:04 +0200 |
| commit | 57c0eabbd57e1a0872122525f6eeefe1f6529c33 (patch) | |
| tree | 788d036bfbc9c92fb7663588033f50d2d6f5c828 /drivers/input/misc/ims-pcu.c | |
| parent | drivers, firewire: convert fw_node.ref_count from atomic_t to refcount_t (diff) | |
| parent | Linux 4.11-rc4 (diff) | |
| download | linux-57c0eabbd57e1a0872122525f6eeefe1f6529c33.tar.xz linux-57c0eabbd57e1a0872122525f6eeefe1f6529c33.zip | |
Merge 4.11-rc4 into char-misc-next
We want the char-misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/input/misc/ims-pcu.c')
| -rw-r--r-- | drivers/input/misc/ims-pcu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/input/misc/ims-pcu.c b/drivers/input/misc/ims-pcu.c index 9c0ea36913b4..f4e8fbec6a94 100644 --- a/drivers/input/misc/ims-pcu.c +++ b/drivers/input/misc/ims-pcu.c @@ -1667,6 +1667,10 @@ static int ims_pcu_parse_cdc_data(struct usb_interface *intf, struct ims_pcu *pc return -EINVAL; alt = pcu->ctrl_intf->cur_altsetting; + + if (alt->desc.bNumEndpoints < 1) + return -ENODEV; + pcu->ep_ctrl = &alt->endpoint[0].desc; pcu->max_ctrl_size = usb_endpoint_maxp(pcu->ep_ctrl); |