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authorBret Lambert <blambert@cvs.openbsd.org>2009-06-06 23:40:31 +0000
committerBret Lambert <blambert@cvs.openbsd.org>2009-06-06 23:40:31 +0000
commitc26bc5bfd3f3cdd7eb49c47edc6e7bf88684cc7d (patch)
treeba957c737e7b0fe81b32bebbd62d16cf8605a0c1 /sys/nfs
parent7513669301c5d309c3e20de59858da46a4475645 (diff)
Don't allocate an mbuf cluster without checking to see if it will
actually get us anything. ok thib@
Diffstat (limited to 'sys/nfs')
-rw-r--r--sys/nfs/nfs_serv.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/nfs/nfs_serv.c b/sys/nfs/nfs_serv.c
index 1490a686e0e..0e74b5b9b97 100644
--- a/sys/nfs/nfs_serv.c
+++ b/sys/nfs/nfs_serv.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: nfs_serv.c,v 1.74 2009/06/06 22:59:17 blambert Exp $ */
+/* $OpenBSD: nfs_serv.c,v 1.75 2009/06/06 23:40:30 blambert Exp $ */
/* $NetBSD: nfs_serv.c,v 1.34 1997/05/12 23:37:12 fvdl Exp $ */
/*
@@ -603,7 +603,8 @@ nfsrv_read(nfsd, slp, procp, mrq)
}
if (left > 0) {
MGET(m, M_WAIT, MT_DATA);
- MCLGET(m, M_WAIT);
+ if (left >= MINCLSIZE)
+ MCLGET(m, M_WAIT);
m->m_len = 0;
m2->m_next = m;
m2 = m;