mtod with type casts

SCCS-vsn: sys/kern/uipc_mbuf.c 1.4

diff --git a/usr/src/sys/kern/uipc_mbuf.c b/usr/src/sys/kern/uipc_mbuf.c
index 8d1a14f..a648bdb 100644 (file)
--- a/usr/src/sys/kern/uipc_mbuf.c
+++ b/usr/src/sys/kern/uipc_mbuf.c
@@ -1,4 +1,4 @@
-/* mbuf.c 1.2 81/10/23 */
+/* uipc_mbuf.c 1.4 81/10/28 */

 
 #include "../h/param.h"
 #include "../h/dir.h"
 
 #include "../h/param.h"
 #include "../h/dir.h"


@@ -244,7 +244,7 @@ m_cat(m, n)
                m = m->m_next;
        while (n)
                if (m->m_off + m->m_len + n->m_len <= MMAXOFF) {
                m = m->m_next;
        while (n)
                if (m->m_off + m->m_len + n->m_len <= MMAXOFF) {

-                       bcopy(mtod(n), mtod(m) + m->m_len, n->m_len);
+                       bcopy(mtod(n, caddr_t), mtod(m, caddr_t) + m->m_len, n->m_len);

                        m->m_len += n->m_len;
                        n = m_free(n);
                } else {
                        m->m_len += n->m_len;
                        n = m_free(n);
                } else {