vibi sreenivasan
7a80bfcd1f
Staging: rspiusb: copy_to/from_user related fixes ...
The patch does copy_to/from_user related fixes
*) __copy_from/to_user is enough for user space data buffer checked by access_ok.
*) return -EFAULT if __copy_from/to_user fails.
*) Do not use memcpy to copy from user space.
Signed-off-by: Vibi Sreenivasan <vibi_sreenivasan@cms.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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