diff options
author | Sean Young <sean@mess.org> | 2021-09-08 12:22:40 +0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-09-30 11:08:01 +0300 |
commit | 92f461517d22d85adb8c24970ee61357b97af0aa (patch) | |
tree | 41487836e90c4680509939dd9d06052b87ba1e5a /drivers/media/rc | |
parent | 1d37c85425122cdb56f6448286cc41419a34d621 (diff) |
media: ir_toy: do not resubmit broken urb
This causes the same urb to resubmitted continuously, hogging up a cpu.
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/rc')
-rw-r--r-- | drivers/media/rc/ir_toy.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/media/rc/ir_toy.c b/drivers/media/rc/ir_toy.c index 2b7c8bba4d6a..d2d9346eb8f5 100644 --- a/drivers/media/rc/ir_toy.c +++ b/drivers/media/rc/ir_toy.c @@ -213,10 +213,20 @@ static void irtoy_in_callback(struct urb *urb) struct irtoy *irtoy = urb->context; int ret; - if (urb->status == 0) + switch (urb->status) { + case 0: irtoy_response(irtoy, urb->actual_length); - else + break; + case -ECONNRESET: + case -ENOENT: + case -ESHUTDOWN: + case -EPROTO: + case -EPIPE: + usb_unlink_urb(urb); + return; + default: dev_dbg(irtoy->dev, "in urb status: %d\n", urb->status); + } ret = usb_submit_urb(urb, GFP_ATOMIC); if (ret && ret != -ENODEV) |