Don't allow writes on a closed connection.

diff --git a/omapip/buffer.c b/omapip/buffer.c
index 253da9e1f0835e2f1257ebd0e9015c0b743e663f..d007a23a0568d04a7facb4848f67999873610ac0 100644 (file)
--- a/omapip/buffer.c
+++ b/omapip/buffer.c
@@ -292,6 +292,12 @@ isc_result_t omapi_connection_copyin (omapi_object_t *h,
                return ISC_R_INVALIDARG;
        c = (omapi_connection_object_t *)h;
 
+       /* If the connection is closed, return an error if the caller
+          tries to copy in. */
+       if (c -> state == omapi_connection_disconnecting ||
+           c -> state == omapi_connection_closed)
+               return ISC_R_NOTCONNECTED;
+
        if (c -> outbufs) {
                for (buffer = c -> outbufs;
                     buffer -> next; buffer = buffer -> next)