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Remove dead code.

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These memory context switches are useless in the wake of commit
1cff1b95a.  Noted by Jesper Pedersen.

Discussion: https://postgr.es/m/f078ce63-9e04-0f3e-d200-d7ee66279abe@redhat.com
This commit is contained in:
Tom Lane
2019-07-15 23:27:13 -04:00
parent c6bce6ebb6
commit 4c3d05d875
1 changed files with 0 additions and 7 deletions
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7
src/backend/commands/async.c
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@ -693,15 +693,8 @@ pg_listening_channels(PG_FUNCTION_ARGS)
/* stuff done only on the first call of the function */ /* stuff done only on the first call of the function */
if (SRF_IS_FIRSTCALL()) if (SRF_IS_FIRSTCALL())
{ {
MemoryContext oldcontext;
/* create a function context for cross-call persistence */ /* create a function context for cross-call persistence */
funcctx = SRF_FIRSTCALL_INIT(); funcctx = SRF_FIRSTCALL_INIT();
/* switch to memory context appropriate for multiple function calls */
oldcontext = MemoryContextSwitchTo(funcctx->multi_call_memory_ctx);
MemoryContextSwitchTo(oldcontext);
} }
/* stuff done on every call of the function */ /* stuff done on every call of the function */