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-rw-r--r--net/x25/af_x25.c12
-rw-r--r--net/x25/x25_subr.c6
2 files changed, 18 insertions, 0 deletions
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
index 39ce03e07d18..ac7dba46fa33 100644
--- a/net/x25/af_x25.c
+++ b/net/x25/af_x25.c
@@ -1471,6 +1471,17 @@ static int x25_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
break;
}
+ case SIOCX25SCAUSEDIAG: {
+ struct x25_causediag causediag;
+ rc = -EFAULT;
+ if (copy_from_user(&causediag, argp, sizeof(causediag)))
+ break;
+ x25->causediag = causediag;
+ rc = 0;
+ break;
+
+ }
+
case SIOCX25SCUDMATCHLEN: {
struct x25_subaddr sub_addr;
rc = -EINVAL;
@@ -1639,6 +1650,7 @@ static int compat_x25_ioctl(struct socket *sock, unsigned int cmd,
case SIOCX25GCALLUSERDATA:
case SIOCX25SCALLUSERDATA:
case SIOCX25GCAUSEDIAG:
+ case SIOCX25SCAUSEDIAG:
case SIOCX25SCUDMATCHLEN:
case SIOCX25CALLACCPTAPPRV:
case SIOCX25SENDCALLACCPT:
diff --git a/net/x25/x25_subr.c b/net/x25/x25_subr.c
index 511a5986af3e..352b32d216fc 100644
--- a/net/x25/x25_subr.c
+++ b/net/x25/x25_subr.c
@@ -225,6 +225,12 @@ void x25_write_internal(struct sock *sk, int frametype)
break;
case X25_CLEAR_REQUEST:
+ dptr = skb_put(skb, 3);
+ *dptr++ = frametype;
+ *dptr++ = x25->causediag.cause;
+ *dptr++ = x25->causediag.diagnostic;
+ break;
+
case X25_RESET_REQUEST:
dptr = skb_put(skb, 3);
*dptr++ = frametype;