diff options
Diffstat (limited to 'contrib/pageinspect/ginfuncs.c')
| -rw-r--r-- | contrib/pageinspect/ginfuncs.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/contrib/pageinspect/ginfuncs.c b/contrib/pageinspect/ginfuncs.c index 1c56fa18cdc..31aca7b0006 100644 --- a/contrib/pageinspect/ginfuncs.c +++ b/contrib/pageinspect/ginfuncs.c @@ -49,6 +49,9 @@ gin_metapage_info(PG_FUNCTION_ARGS) page = get_page_from_raw(raw_page); + if (PageIsNew(page)) + PG_RETURN_NULL(); + if (PageGetSpecialSize(page) != MAXALIGN(sizeof(GinPageOpaqueData))) ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), @@ -58,6 +61,7 @@ gin_metapage_info(PG_FUNCTION_ARGS) (int) PageGetSpecialSize(page)))); opaq = GinPageGetOpaque(page); + if (opaq->flags != GIN_META) ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), @@ -115,6 +119,9 @@ gin_page_opaque_info(PG_FUNCTION_ARGS) page = get_page_from_raw(raw_page); + if (PageIsNew(page)) + PG_RETURN_NULL(); + if (PageGetSpecialSize(page) != MAXALIGN(sizeof(GinPageOpaqueData))) ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), @@ -200,6 +207,12 @@ gin_leafpage_items(PG_FUNCTION_ARGS) page = get_page_from_raw(raw_page); + if (PageIsNew(page)) + { + MemoryContextSwitchTo(mctx); + PG_RETURN_NULL(); + } + if (PageGetSpecialSize(page) != MAXALIGN(sizeof(GinPageOpaqueData))) ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), |