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Large object write-into-middle fix from Tatsuo Ishii.

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This commit is contained in:
Bruce Momjian 1999-02-04 14:52:00 +00:00
parent fc590b6f1a
commit 19cc38b28d
1 changed files with 8 additions and 2 deletions
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10
src/backend/storage/large_object/inv_api.c
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@ -8,7 +8,7 @@
* *
* *
* IDENTIFICATION * IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/storage/large_object/inv_api.c,v 1.47 1999/02/03 21:17:20 momjian Exp $ * $Header: /cvsroot/pgsql/src/backend/storage/large_object/inv_api.c,v 1.48 1999/02/04 14:52:00 momjian Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -540,10 +540,16 @@ inv_write(LargeObjectDesc *obj_desc, char *buf, int nbytes)
else else
{ {
if (obj_desc->offset > obj_desc->highbyte) if (obj_desc->offset > obj_desc->highbyte)
{
tuplen = inv_wrnew(obj_desc, buf, nbytes - nwritten); tuplen = inv_wrnew(obj_desc, buf, nbytes - nwritten);
ReleaseBuffer(buffer);
}
else else
tuplen = inv_wrold(obj_desc, buf, nbytes - nwritten, &tuple, buffer); tuplen = inv_wrold(obj_desc, buf, nbytes - nwritten, &tuple, buffer);
ReleaseBuffer(buffer); /* inv_wrold() has already issued WriteBuffer()
which has decremented local reference counter
(LocalRefCount). So we should not call
ReleaseBuffer() here. -- Tatsuo 99/2/4 */
} }
/* move pointers past the amount we just wrote */ /* move pointers past the amount we just wrote */