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pgsql: pg_waldump: Fix small memory leak when rmgr->rm_identify returns

From:	Andres Freund <andres(at)anarazel(dot)de>
To:	pgsql-committers(at)lists(dot)postgresql(dot)org
Subject:	pgsql: pg_waldump: Fix small memory leak when rmgr->rm_identify returns
Date:	2019-10-30 02:48:48
Message-ID:	E1iPe2S-0008WD-26@gemulon.postgresql.org
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pg_waldump: Fix small memory leak when rmgr->rm_identify returns NULL.

This got broken in 604f7956b94, shortly after rm_identify's
introduction.

Author: Andres Freund
Discussion: https://postgr.es/m/20191029233341.4gnyau7e5v2lh5sc@alap3.anarazel.de
Backpatch: 9.5, where rm_identify was introduced

Branch
------
REL9_6_STABLE

Modified Files
--------------
src/bin/pg_xlogdump/pg_xlogdump.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

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