pgsql: Fix crash when pg_get_viewdef_name_ext() is passed a non-view re

Fix crash when pg_get_viewdef_name_ext() is passed a non-view relation.

Oversight in commit 976b24fb4.

Andreas Seltenreich

Report: <87y448l3ag.fsf@credativ.de>

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/8a8c6b53810026641a1e12f60f873a7bd3cea5e3

Modified Files
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src/backend/utils/adt/ruleutils.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

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