diff options
| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-05-12 14:28:41 +0000 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-05-12 14:28:41 +0000 |
| commit | df4ef7800b3db4653ab235d8347dc17d876e8f67 (patch) | |
| tree | f8990cd7042770414858187861a4e152333b6d3e /linux | |
| parent | 68afa52d9809eae342ae42338b0b004ea71257a2 (diff) | |
| download | mediapointer-dvb-s2-df4ef7800b3db4653ab235d8347dc17d876e8f67.tar.gz mediapointer-dvb-s2-df4ef7800b3db4653ab235d8347dc17d876e8f67.tar.bz2 | |
Siano: smsusb - lost buffers bug fix
From: Uri Shkolnik <uris@siano-ms.com>
This patch fixes a problem were protocol buffers
have been lost during USB disconnect events.
Priority: normal
Signed-off-by: Uri Shkolnik <uris@siano-ms.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'linux')
| -rw-r--r-- | linux/drivers/media/dvb/siano/smsusb.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/linux/drivers/media/dvb/siano/smsusb.c b/linux/drivers/media/dvb/siano/smsusb.c index 17332a09a..7f0246fdb 100644 --- a/linux/drivers/media/dvb/siano/smsusb.c +++ b/linux/drivers/media/dvb/siano/smsusb.c @@ -69,14 +69,14 @@ static void smsusb_onresponse(struct urb *urb, struct pt_regs *regs) struct smsusb_urb_t *surb = (struct smsusb_urb_t *) urb->context; struct smsusb_device_t *dev = surb->dev; - if (urb->status < 0) { - sms_err("error, urb status %d, %d bytes", + if (urb->status == -ESHUTDOWN) { + sms_err("error, urb status %d (-ESHUTDOWN), %d bytes", urb->status, urb->actual_length); return; } - if (urb->actual_length > 0) { - struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *) surb->cb->p; + if ((urb->actual_length > 0) && (urb->status == 0)) { + struct SmsMsgHdr_ST *phdr = (struct SmsMsgHdr_ST *)surb->cb->p; if (urb->actual_length >= phdr->msgLength) { surb->cb->size = phdr->msgLength; @@ -114,7 +114,10 @@ static void smsusb_onresponse(struct urb *urb, struct pt_regs *regs) "msglen %d actual %d", phdr->msgLength, urb->actual_length); } - } + } else + sms_err("error, urb status %d, %d bytes", + urb->status, urb->actual_length); + exit_and_resubmit: smsusb_submit_urb(dev, surb); |