tool_getparam: remove two nextarg NULL checks #17483
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Because by checking for NULL when the argument can never be NULL, they mislead the static analyzers into thinking it *can* be NULL and they the analyzers tend to warn about other places in the code *without* the check!
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Because by checking for NULL when the argument can never be NULL, they mislead the static analyzers into thinking it can be NULL and they the analyzers tend to warn about other places in the code without the check!