Обсуждение: pgsql: Fix memory leak in BufFileCreateShared().

Fix memory leak in BufFileCreateShared().

Also this commit unifies some duplicated code in makeBufFile() and
BufFileOpenShared() into new function makeBufFileCommon().

Author: Antonin Houska
Reviewed-By: Thomas Munro, Tatsuo Ishii
Discussion: https://postgr.es/m/16139.1529049566%40localhost

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/1cfdb1cb0e3f0acd0fac11537410c48dfd6d9075

Modified Files
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src/backend/storage/file/buffile.c | 53 ++++++++++++++++----------------------
1 file changed, 22 insertions(+), 31 deletions(-)