[PATCH] bearer-mbim: stop trying to reload stats on OperationNotAllowed

[Aleksander Morgado]

The Sierra Wireless EM7345 reports OperationNotAllowed when trying to
load stats, just cancel stats reloading if so.

    ModemManager[8318]: [/dev/cdc-wdm1] Received message (translated)...
    >>>>>> Header:
    >>>>>>   length      = 48
    >>>>>>   type        = command-done (0x80000003)
    >>>>>>   transaction = 24
    >>>>>> Fragment header:
    >>>>>>   total   = 1
    >>>>>>   current = 0
    >>>>>> Contents:
    >>>>>>   status error = 'OperationNotAllowed' (0x0000001c)
    >>>>>>   service      = 'basic-connect' (a289cc33-bcbb-8b4f-b6b0-133ec2aae6df)
    >>>>>>   cid          = 'packet-statistics' (0x00000014)
---
 src/mm-bearer-mbim.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/mm-bearer-mbim.c b/src/mm-bearer-mbim.c
index 62f774d4..6d7aea6d 100644
--- a/src/mm-bearer-mbim.c
+++ b/src/mm-bearer-mbim.c
@@ -169,6 +169,9 @@ packet_statistics_query_ready (MbimDevice *device,
         stats->rx_bytes = in_octets;
         stats->tx_bytes = out_octets;
         g_task_return_pointer (task, stats, g_free);
+    } else if (g_error_matches (error, MBIM_STATUS_ERROR, MBIM_STATUS_ERROR_OPERATION_NOT_ALLOWED)) {
+        g_clear_error (&error);
+        g_task_return_new_error (task, MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED, "operation not allowed");
     } else
         g_task_return_error (task, error);
 
-- 
2.13.3