X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/e2fac8b15b12a7979f72090454d850e612fc5b13..b0d623f7f2ae71ed96e60569f61f9a9a27016e80:/bsd/netat/ddp_usrreq.c

diff --git a/bsd/netat/ddp_usrreq.c b/bsd/netat/ddp_usrreq.c
index fd6b8ab92..17bddda8a 100644
--- a/bsd/netat/ddp_usrreq.c
+++ b/bsd/netat/ddp_usrreq.c
@@ -185,6 +185,8 @@ int	ddp_pru_send(struct socket *so, __unused int flags, struct mbuf *m,
 	if (!(pcb->ddp_flags & DDPFLG_HDRINCL)) {
 		/* prepend a DDP header */
 		M_PREPEND(m, DDP_X_HDR_SIZE, M_WAIT);
+		if (m == NULL)
+			return ENOBUFS;
 		ddp = mtod(m, at_ddp_t *);
 	}