Messages in this thread | | | From | Michal Nazarewicz <> | Subject | Re: [PATCH] usb: gadget: f_fs: report error if excess data received | Date | Mon, 16 May 2016 15:08:08 +0200 |
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> Alan Stern <stern@rowland.harvard.edu> writes: >> The point is that you don't know whether the host sent more data than >> expected. All you know is that the host sent more data than the user >> asked the kernel for -- but maybe the user didn't ask for all the >> data that he expected. Maybe the user wanted to retrieve the full >> set of data using two read() system calls.
On Mon, May 16 2016, Felipe Balbi wrote: > right, but that just means we need to buffer the data instead of bailing > out of the first read() completely.
Correct.
I have a ~4h bus ride ahead of me so I’ll try to implement it. If you don’t hear from me by the end of the day, there probably wasn’t enough space/comfort in the bus to use a laptop.
-- Best regards ミハウ “𝓶𝓲𝓷𝓪86” ナザレヴイツ «If at first you don’t succeed, give up skydiving»
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