summaryrefslogtreecommitdiff
path: root/drivers/net/xen-netfront.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@kernel.org>2016-11-24 05:09:08 +0100
committerIngo Molnar <mingo@kernel.org>2016-11-24 05:09:08 +0100
commit69e6cdd0cf16f645be39038e5ccc9379e3923d00 (patch)
tree3edb32b07ef37be1536f6510ec8e7caaf5acbbb8 /drivers/net/xen-netfront.c
parent6a6b12e2125591e24891e6860410795ea53aed11 (diff)
parent10b9dd56860e93f11cd352e8c75a33357b80b70b (diff)
Merge branch 'linus' into perf/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/net/xen-netfront.c')
-rw-r--r--drivers/net/xen-netfront.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index e17879dd5d5a..bf2744e1e3db 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -304,7 +304,7 @@ static void xennet_alloc_rx_buffers(struct netfront_queue *queue)
queue->rx_skbs[id] = skb;
ref = gnttab_claim_grant_reference(&queue->gref_rx_head);
- BUG_ON((signed short)ref < 0);
+ WARN_ON_ONCE(IS_ERR_VALUE((unsigned long)(int)ref));
queue->grant_rx_ref[id] = ref;
page = skb_frag_page(&skb_shinfo(skb)->frags[0]);
@@ -428,7 +428,7 @@ static void xennet_tx_setup_grant(unsigned long gfn, unsigned int offset,
id = get_id_from_freelist(&queue->tx_skb_freelist, queue->tx_skbs);
tx = RING_GET_REQUEST(&queue->tx, queue->tx.req_prod_pvt++);
ref = gnttab_claim_grant_reference(&queue->gref_tx_head);
- BUG_ON((signed short)ref < 0);
+ WARN_ON_ONCE(IS_ERR_VALUE((unsigned long)(int)ref));
gnttab_grant_foreign_access_ref(ref, queue->info->xbdev->otherend_id,
gfn, GNTMAP_readonly);