xnu-517.tar.gz

[apple/xnu.git] / bsd / net / ndrv.c

diff --git a/bsd/net/ndrv.c b/bsd/net/ndrv.c
index 4707ef7c5f5a60e9e978779a2f1eb199ab14106c..de86a5602a6a9e286e868003600deb75051afd08 100644 (file)
--- a/bsd/net/ndrv.c
+++ b/bsd/net/ndrv.c
@@ -241,6 +241,10 @@ ndrv_attach(struct socket *so, int proto, struct proc *p)
 #if NDRV_DEBUG
        kprintf("NDRV attach: %x, %x, %x\n", so, proto, np);
 #endif
+
+        if ((error = soreserve(so, ndrv_sendspace, ndrv_recvspace)))
+                return(error);
+
        MALLOC(np, struct ndrv_cb *, sizeof(*np), M_PCB, M_WAITOK);
        if (np == NULL)
                return (ENOMEM);
@@ -249,8 +253,6 @@ ndrv_attach(struct socket *so, int proto, struct proc *p)
 #if NDRV_DEBUG
        kprintf("NDRV attach: %x, %x, %x\n", so, proto, np);
 #endif
-       if ((error = soreserve(so, ndrv_sendspace, ndrv_recvspace)))
-               return(error);
        TAILQ_INIT(&np->nd_dlist);
        np->nd_signature = NDRV_SIGNATURE;
        np->nd_socket = so;
@@ -600,7 +602,7 @@ ndrv_do_detach(register struct ndrv_cb *np)
     struct ndrv_cb*    cur_np = NULL;
     struct socket *so = np->nd_socket;
     struct ndrv_multicast*     next;
-    int error;
+    int error = 0;
 
 #if NDRV_DEBUG
        kprintf("NDRV detach: %x, %x\n", so, np);