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Don't send an empty SSPI negotiation packet at the end of the negotiation.

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Fixes bug #3750
This commit is contained in:
Magnus Hagander 2007-12-04 13:02:53 +00:00
parent 4c128303e0
commit 024014a448
1 changed files with 12 additions and 5 deletions
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17
src/interfaces/libpq/fe-auth.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/interfaces/libpq/fe-auth.c,v 1.133 2007/11/15 21:14:46 momjian Exp $
* $PostgreSQL: pgsql/src/interfaces/libpq/fe-auth.c,v 1.134 2007/12/04 13:02:53 mha Exp $
*
*-------------------------------------------------------------------------
*/
@ -618,11 +618,18 @@ pg_SSPI_continue(PGconn *conn)
return STATUS_ERROR;
}
if (pqPacketSend(conn, 'p',
outbuf.pBuffers[0].pvBuffer, outbuf.pBuffers[0].cbBuffer))
/*
* If the negotiation is complete, there may be zero bytes to send. The server is
* at this point not expecting any more data, so don't send it.
*/
if (outbuf.pBuffers[0].cbBuffer > 0)
{
FreeContextBuffer(outbuf.pBuffers[0].pvBuffer);
return STATUS_ERROR;
if (pqPacketSend(conn, 'p',
outbuf.pBuffers[0].pvBuffer, outbuf.pBuffers[0].cbBuffer))
{
FreeContextBuffer(outbuf.pBuffers[0].pvBuffer);
return STATUS_ERROR;
}
}
FreeContextBuffer(outbuf.pBuffers[0].pvBuffer);
}