* [PATCH] re: drivers: Probable misuses of || - it913x.c
[not found] ` <4FA7A7D8.7000806@redhat.com>
@ 2012-05-07 15:22 ` Malcolm Priestley
0 siblings, 0 replies; only message in thread
From: Malcolm Priestley @ 2012-05-07 15:22 UTC (permalink / raw)
To: Mauro Carvalho Chehab, linux-media
Cc: Joe Perches, Andrew Morton, linux-kernel, James E.J. Bottomley,
Mauro Carvalho Chehab
On Mon, 2012-05-07 at 07:45 -0300, Mauro Carvalho Chehab wrote:
> Malcolm,
>
> Em 04-04-2012 20:00, Joe Perches escreveu:
> > Likely these should be && not ||
> >
> > drivers/scsi/FlashPoint.c: if(bit_cnt != 0 || bit_cnt != 8)
>
> > drivers/media/dvb/dvb-usb/it913x.c: if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
> > drivers/media/dvb/dvb-usb/it913x.c: if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
>
> Could you please take a look on the above?
Hmm... yes, thanks, also a bug.
Just check for -EBUSY && -ETIMEDOUT
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
---
drivers/media/dvb/dvb-usb/it913x.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/media/dvb/dvb-usb/it913x.c b/drivers/media/dvb/dvb-usb/it913x.c
index 482d249..6244fe9 100644
--- a/drivers/media/dvb/dvb-usb/it913x.c
+++ b/drivers/media/dvb/dvb-usb/it913x.c
@@ -81,7 +81,7 @@ static int it913x_bulk_write(struct usb_device *dev,
for (i = 0; i < IT913X_RETRY; i++) {
ret = usb_bulk_msg(dev, usb_sndbulkpipe(dev, pipe),
snd, len , &actual_l, IT913X_SND_TIMEOUT);
- if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
+ if (ret != -EBUSY && ret != -ETIMEDOUT)
break;
}
@@ -99,7 +99,7 @@ static int it913x_bulk_read(struct usb_device *dev,
for (i = 0; i < IT913X_RETRY; i++) {
ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, pipe),
rev, len , &actual_l, IT913X_RCV_TIMEOUT);
- if (ret == 0 || ret != -EBUSY || ret != -ETIMEDOUT)
+ if (ret != -EBUSY && ret != -ETIMEDOUT)
break;
}
--
1.7.9.5
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