Messages in this thread |  | | Date | Fri, 25 Aug 2000 09:41:37 -0500 | From | Michael Elizabeth Chastain <> | Subject | Re: [PATCH] drivers/char/ppdev.c: returning copy_to_user result |
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> Please take a look and consider applying. Feedback about why it would > be wrong would be greatly appreciated.
I eyeballed this and it looks correct to me, except that the comment at the top is slightly wrong.
On error, copy_from_user and copy_to_user do not return -EFAULT, They return the positive number of bytes *not* copied due to address space errors.
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