Use correct DatumGet*() function in test_shm_mq_main().

This is purely cosmetic, as dsm_attach() interprets its argument as
a dsm_handle (i.e., an unsigned integer), but we might as well fix
it.

Oversight in commit 4db3744f1f.

Author: Jianghua Yang <yjhjstz@gmail.com>
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: http://postgr.es/m/CAAZLFmRxkUD5jRs0W3K%3DUe4_ZS%2BRcAb0PCE1S0vVJBn3sWH2UQ%40mail.gmail.com
Backpatch-through: 13

diff --git a/src/test/modules/test_shm_mq/worker.c b/src/test/modules/test_shm_mq/worker.c
index 2180776a669a185bb6e135df71414f0d65e9893b..5b30454dd222f0791273647fb3f6f2fc5beb0cba 100644 (file)
--- a/src/test/modules/test_shm_mq/worker.c
+++ b/src/test/modules/test_shm_mq/worker.c
@@ -77,7 +77,7 @@ test_shm_mq_main(Datum main_arg)
     * exit, which is fine.  If there were a ResourceOwner, it would acquire
     * ownership of the mapping, but we have no need for that.
     */
-   seg = dsm_attach(DatumGetInt32(main_arg));
+   seg = dsm_attach(DatumGetUInt32(main_arg));
    if (seg == NULL)
        ereport(ERROR,
                (errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE),