diff options
Diffstat (limited to 'freebsd/sys/kern/uipc_mbuf2.c')
| -rw-r--r-- | freebsd/sys/kern/uipc_mbuf2.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/freebsd/sys/kern/uipc_mbuf2.c b/freebsd/sys/kern/uipc_mbuf2.c index 7dd2840c..6f98b0a2 100644 --- a/freebsd/sys/kern/uipc_mbuf2.c +++ b/freebsd/sys/kern/uipc_mbuf2.c @@ -218,7 +218,7 @@ m_pulldown(struct mbuf *m, int off, int len, int *offp) goto ok; } if ((off == 0 || offp) && M_LEADINGSPACE(n->m_next) >= hlen - && writable) { + && writable && n->m_next->m_len >= tlen) { n->m_next->m_data -= hlen; n->m_next->m_len += hlen; bcopy(mtod(n, caddr_t) + off, mtod(n->m_next, caddr_t), hlen); |