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[2/4] isdn: accept CAPI Informational Info values as success

Message ID 20090919-patch-capi-2.tilman@imap.cc
State Not Applicable, archived
Delegated to: David Miller
Headers show

Commit Message

Tilman Schmidt Sept. 18, 2009, 11:57 p.m. UTC 
Info values in the 0x00xx range are defined in the CAPI standard
as "Informational, message processed successfully". Therefore a
CONNECT_B3_CONF message with an Info value in that range should
open an NCCI just as with Info==0.

Signed-off-by: Tilman Schmidt <tilman@imap.cc>
---
 drivers/isdn/capi/capi.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 2d83524..65bf91e 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -603,7 +603,7 @@  static void capi_recv_message(struct capi20_appl *ap, struct sk_buff *skb)
 
 	if (CAPIMSG_CMD(skb->data) == CAPI_CONNECT_B3_CONF) {
 		u16 info = CAPIMSG_U16(skb->data, 12); // Info field
-		if (info == 0) {
+		if ((info & 0xff00) == 0) {
 			mutex_lock(&cdev->ncci_list_mtx);
 			capincci_alloc(cdev, CAPIMSG_NCCI(skb->data));
 			mutex_unlock(&cdev->ncci_list_mtx);