Dead assignment (ignored return value).
Ignored return values.
Dead assignment.
Dead assignment (ret never read).
Dead assignment (locked set but never subsequently read).
Dead assignment (ret set but never read).
Don't end error messages with periods.
dead assignment, session assigned but never used.
dead assignment, value assigned to reserved never used.
Don't assign to ret if ret is never read.
dead assignments, kpack/vpack always set in the loop.
dead assignment, ret already set.
dead assignment, ret already set.