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The regular expression that matches the version number of a utility being queried is used as a constant expression in the current implementation. Assigning the RE in question to a variable gives it a meaningful name that clearly expresses the intended use of the expression without having to think about the details of implementation. Signed-off-by: Alexander Kapshuk <alexander.kapshuk@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>