Messages in this thread | | | Date | Fri, 27 Jan 2023 07:22:52 +0100 | From | Greg KH <> | Subject | Re: [PATCH] USB: MAX3421: Handle USB NAK correctly |
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On Fri, Jan 27, 2023 at 03:47:34PM +1300, Mark Tomlinson wrote: > A USB peripheral can respond with a NAK if it is not yet ready to > send/receive data. In this case, the transaction should be retried. The > MAX3421 driver did do this, and switched to a different type of retry > after a number of 'fast' retries. On at least some USB flash devices, > this second type of retry never succeeds. This patch changes the > behaviour so that 'fast' retries continue. > > Signed-off-by: Mark Tomlinson <mark.tomlinson@alliedtelesis.co.nz> > --- > drivers/usb/host/max3421-hcd.c | 13 ++----------- > 1 file changed, 2 insertions(+), 11 deletions(-)
What commit id does this fix? And should it be backported to older kernel trees?
thanks,
greg k-h
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