1 files changed, 1 insertions, 1 deletions
diff --git a/mbuf.c b/mbuf.c
index 2b1ef63..9335f9e 100644
--- a/mbuf.c
+++ b/mbuf.c
@@ -148,7 +148,7 @@ void m_inc(struct mbuf *m, int size)
     int datasize;
 
     /* some compilers throw up on gotos.  This one we can fake. */
-    if (m->m_size > size) {
+    if (M_ROOM(m) > size) {
         return;
     }