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Suspicious redundant assignment in COPY FROM - Mailing list pgsql-hackers

From Jingtang Zhang
Subject Suspicious redundant assignment in COPY FROM
Date
Msg-id CAPsk3_CrYeXUVHEiaWAYxY9BKiGvGT3AoXo_+Jm0xP_s_VmXCA@mail.gmail.com
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Responses Re: Suspicious redundant assignment in COPY FROM
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Hi all, I was reading code of COPY FROM and I found some suspicious
redundant assignment for tuple descriptor and number of attributes. Is
it a behavior on purpose, or an accidently involved by the refactor in 
c532d15? Patch is attached.
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