From: Roni Häcki <roni.haecki@inf.ethz.ch>
Date: Fri, 20 Jan 2017 13:43:05 +0000 (+0100)
Subject: DeviceQueue: solarflare: alloc slot on cap receive
X-Git-Tag: release2017-03-08~40^2~6
X-Git-Url: http://git.barrelfish.org/?p=barrelfish;a=commitdiff_plain;h=161a8757f402e4619c45db1ea6732a984fd71751

DeviceQueue: solarflare: alloc slot on cap receive

Signed-off-by: Roni Häcki <roni.haecki@inf.ethz.ch>
---

diff --git a/lib/devif/backends/net/solarflare/devif_backend_solarflare.c b/lib/devif/backends/net/solarflare/devif_backend_solarflare.c
index 0c4947e..796b5a0 100644
--- a/lib/devif/backends/net/solarflare/devif_backend_solarflare.c
+++ b/lib/devif/backends/net/solarflare/devif_backend_solarflare.c
@@ -477,6 +477,10 @@ errval_t sfn5122f_queue_create(struct sfn5122f_queue** q, sfn5122f_event_cb_t cb
     struct capref regs;
 
     // Inform card driver about new queue and get the registers/queue id
+    err = slot_alloc(&regs);
+    if (err_is_fail(err)) {
+        return err;
+    }
 
     if (!interrupts) {
         printf("Solarflare queue used in polling mode \n");
@@ -493,7 +497,8 @@ errval_t sfn5122f_queue_create(struct sfn5122f_queue** q, sfn5122f_event_cb_t cb
 
         queue->core = disp_get_core_id();
         
-        err = queue->rpc->vtbl.create_queue(queue->rpc, frame, userlevel, interrupts, queue->core,
+        err = queue->rpc->vtbl.create_queue(queue->rpc, frame, userlevel, 
+                                            interrupts, queue->core,
                                             queue->vector, &queue->id, 
                                             &regs, &err2);
         if (err_is_fail(err) || err_is_fail(err2)) {