diff options
| -rw-r--r-- | src/backend/storage/ipc/dsm_impl.c | 28 |
1 files changed, 18 insertions, 10 deletions
diff --git a/src/backend/storage/ipc/dsm_impl.c b/src/backend/storage/ipc/dsm_impl.c index b1519c97878..fa253f0af53 100644 --- a/src/backend/storage/ipc/dsm_impl.c +++ b/src/backend/storage/ipc/dsm_impl.c @@ -693,6 +693,15 @@ dsm_impl_windows(dsm_op op, dsm_handle handle, Size request_size, size_high, /* Upper 32 bits of size */ size_low, /* Lower 32 bits of size */ name); + if (!hmap) + { + _dosmaperr(GetLastError()); + ereport(elevel, + (errcode_for_dynamic_shared_memory(), + errmsg("could not create shared memory segment \"%s\": %m", + name))); + return false; + } _dosmaperr(GetLastError()); if (errno == EEXIST) { @@ -711,16 +720,15 @@ dsm_impl_windows(dsm_op op, dsm_handle handle, Size request_size, hmap = OpenFileMapping(FILE_MAP_WRITE | FILE_MAP_READ, FALSE, /* do not inherit the name */ name); /* name of mapping object */ - _dosmaperr(GetLastError()); - } - - if (!hmap) - { - ereport(elevel, - (errcode_for_dynamic_shared_memory(), - errmsg("could not open shared memory segment \"%s\": %m", - name))); - return false; + if (!hmap) + { + _dosmaperr(GetLastError()); + ereport(elevel, + (errcode_for_dynamic_shared_memory(), + errmsg("could not open shared memory segment \"%s\": %m", + name))); + return false; + } } /* Map it. */ |