diff options
| -rw-r--r-- | src/backend/access/gin/ginentrypage.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/access/gin/ginentrypage.c b/src/backend/access/gin/ginentrypage.c index 8ead38f234a..7733028fba8 100644 --- a/src/backend/access/gin/ginentrypage.c +++ b/src/backend/access/gin/ginentrypage.c @@ -112,6 +112,12 @@ GinFormTuple(GinState *ginstate, if (newsize != IndexTupleSize(itup)) { itup = repalloc(itup, newsize); + /* + * PostgreSQL 9.3 and earlier did not clear this new space, so we + * might find uninitialized padding when reading tuples from disk. + */ + memset((char *) itup + IndexTupleSize(itup), + 0, newsize - IndexTupleSize(itup)); /* set new size in tuple header */ itup->t_info &= ~INDEX_SIZE_MASK; |