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Commitd341659f47("xtensa: switch to providing csum_and_copy_from_user()") introduced access check, but incorrectly tested dst instead of src. Fix access_ok argument in csum_and_copy_from_user. Cc: Al Viro <viro@zeniv.linux.org.uk> Fixes:d341659f47("xtensa: switch to providing csum_and_copy_from_user()") Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>