diff options
| author |   deraadt <deraadt@openbsd.org> | 1996-06-10 07:30:04 +0000 |
|---|---|---|
| committer | deraadt <deraadt@openbsd.org> | 1996-06-10 07:30:04 +0000 |
| commit | 9611f7768fa00c96d651ed7b425b2f816d390c4e (patch) | |
| tree | 0ceea2471b60e575eaa5276c92c6db0e44a0bf95 | |
| parent | align correct for 64 bit in NWDELAYHASH (diff) | |
| download | wireguard-openbsd-9611f7768fa00c96d651ed7b425b2f816d390c4e.tar.xz wireguard-openbsd-9611f7768fa00c96d651ed7b425b2f816d390c4e.zip | |
do not lose an mbuf, ensure MCLGET did not give a chain
| -rw-r--r-- | sys/nfs/krpc_subr.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/sys/nfs/krpc_subr.c b/sys/nfs/krpc_subr.c index 53c17e84445..d449cdc0fa4 100644 --- a/sys/nfs/krpc_subr.c +++ b/sys/nfs/krpc_subr.c @@ -1,5 +1,5 @@ -/* $OpenBSD: krpc_subr.c,v 1.4 1996/04/21 22:30:16 deraadt Exp $ */ -/* $NetBSD: krpc_subr.c,v 1.12 1996/02/18 11:53:36 fvdl Exp $ */ +/* $OpenBSD: krpc_subr.c,v 1.5 1996/06/10 07:30:04 deraadt Exp $ */ +/* $NetBSD: krpc_subr.c,v 1.12.4.1 1996/06/07 00:52:26 cgd Exp $ */ /* * Copyright (c) 1995 Gordon Ross, Adam Glass @@ -472,13 +472,16 @@ xdr_string_encode(str, len) dlen = (len + 3) & ~3; mlen = dlen + 4; + if (mlen > MCLBYTES) /* If too big, we just can't do it. */ + return (NULL); + m = m_get(M_WAIT, MT_DATA); if (mlen > MLEN) { - if (mlen > MCLBYTES) - return(NULL); MCLGET(m, M_WAIT); - if (m == NULL) - return NULL; + if ((m->m_flags & M_EXT) == 0) { + (void) m_free(m); /* There can be only one. */ + return (NULL); + } } xs = mtod(m, struct xdr_string *); m->m_len = mlen; |