diff options
Diffstat (limited to 'src/backend')
| -rw-r--r-- | src/backend/storage/page/bufpage.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/backend/storage/page/bufpage.c b/src/backend/storage/page/bufpage.c index 32b80c182f0..ad1c8c3ed3f 100644 --- a/src/backend/storage/page/bufpage.c +++ b/src/backend/storage/page/bufpage.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/storage/page/bufpage.c,v 1.77 2008/01/01 19:45:52 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/storage/page/bufpage.c,v 1.78 2008/02/10 20:39:08 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -489,6 +489,9 @@ PageGetExactFreeSpace(Page page) space = (int) ((PageHeader) page)->pd_upper - (int) ((PageHeader) page)->pd_lower; + if (space < 0) + return 0; + return (Size) space; } |