pgsql: plperl: Correctly handle empty arrays in plperl_ref_from_pg_arra - Mailing list pgsql-committers

From Andres Freund
Subject pgsql: plperl: Correctly handle empty arrays in plperl_ref_from_pg_arra
Date
Msg-id E1adPVb-0006jQ-6z@gemulon.postgresql.org
Whole thread Raw
List pgsql-committers
plperl: Correctly handle empty arrays in plperl_ref_from_pg_array.

plperl_ref_from_pg_array() didn't consider the case that postgrs arrays
can have 0 dimensions (when they're empty) and accessed the first
dimension without a check. Fix that by special casing the empty array
case.

Author: Alex Hunsaker
Reported-By: Andres Freund / valgrind / buildfarm animal skink
Discussion: 20160308063240.usnzg6bsbjrne667@alap3.anarazel.de
Backpatch: 9.1-

Branch
------
REL9_2_STABLE

Details
-------
http://git.postgresql.org/pg/commitdiff/ee06c97e48754b252a95bb85a1d2ae9b38fb9081

Modified Files
--------------
src/pl/plperl/plperl.c | 29 ++++++++++++++++++++---------
1 file changed, 20 insertions(+), 9 deletions(-)


pgsql-committers by date:

Previous
From: Andres Freund
Date:
Subject: pgsql: plperl: Correctly handle empty arrays in plperl_ref_from_pg_arra
Next
From: Tom Lane
Date:
Subject: pgsql: Fix minor thinko in pathification code.