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authorGreg Kroah-Hartman2017-10-09 09:02:35 +0200
committerGreg Kroah-Hartman2017-10-09 09:02:35 +0200
commit1236d6bb6e19fc72ffc6bbcdeb1bfefe450e54ee (patch)
tree47da3feee8e263e8c9352c85cf518e624be3c211 /drivers/uwb
parentstaging: irda: au1k_ir.c fix warning: Prefer [subsystem eg: netdev]_info([sub... (diff)
parentLinux 4.14-rc4 (diff)
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Merge 4.14-rc4 into staging-next
We want the staging/iio fixes in here as well to handle merge issues. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/uwb')
-rw-r--r--drivers/uwb/hwa-rc.c2
-rw-r--r--drivers/uwb/uwbd.c12
2 files changed, 10 insertions, 4 deletions
diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c
index 35a1e777b449..9a53912bdfe9 100644
--- a/drivers/uwb/hwa-rc.c
+++ b/drivers/uwb/hwa-rc.c
@@ -825,6 +825,8 @@ static int hwarc_probe(struct usb_interface *iface,
if (iface->cur_altsetting->desc.bNumEndpoints < 1)
return -ENODEV;
+ if (!usb_endpoint_xfer_int(&iface->cur_altsetting->endpoint[0].desc))
+ return -ENODEV;
result = -ENOMEM;
uwb_rc = uwb_rc_alloc();
diff --git a/drivers/uwb/uwbd.c b/drivers/uwb/uwbd.c
index 01c20a260a8b..39dd4ef53c77 100644
--- a/drivers/uwb/uwbd.c
+++ b/drivers/uwb/uwbd.c
@@ -302,18 +302,22 @@ static int uwbd(void *param)
/** Start the UWB daemon */
void uwbd_start(struct uwb_rc *rc)
{
- rc->uwbd.task = kthread_run(uwbd, rc, "uwbd");
- if (rc->uwbd.task == NULL)
+ struct task_struct *task = kthread_run(uwbd, rc, "uwbd");
+ if (IS_ERR(task)) {
+ rc->uwbd.task = NULL;
printk(KERN_ERR "UWB: Cannot start management daemon; "
"UWB won't work\n");
- else
+ } else {
+ rc->uwbd.task = task;
rc->uwbd.pid = rc->uwbd.task->pid;
+ }
}
/* Stop the UWB daemon and free any unprocessed events */
void uwbd_stop(struct uwb_rc *rc)
{
- kthread_stop(rc->uwbd.task);
+ if (rc->uwbd.task)
+ kthread_stop(rc->uwbd.task);
uwbd_flush(rc);
}