X-Git-Url: https://nv-tegra.nvidia.com/r/gitweb?p=linux-3.10.git;a=blobdiff_plain;f=drivers%2Fnet%2Fspider_net.c;h=3bf4b9b6662a838e13447ca923e3946dbc271cf3;hp=67bbd7ba406d19cf3507a4434848f9ba3ec55632;hb=90476a20fa4742c827b437d9814a51d06c153884;hpb=2c307db7e40ff537d39c2e66629ba718ee2a8e51

diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c
index 67bbd7ba406..3bf4b9b6662 100644
--- a/drivers/net/spider_net.c
+++ b/drivers/net/spider_net.c
@@ -419,6 +419,7 @@ spider_net_prepare_rx_descr(struct spider_net_card *card,
 		card->spider_stats.rx_iommu_map_error++;
 		descr->dmac_cmd_status = SPIDER_NET_DESCR_NOT_IN_USE;
 	} else {
+		wmb();
 		descr->dmac_cmd_status = SPIDER_NET_DESCR_CARDOWNED |
 					 SPIDER_NET_DMAC_NOINTR_COMPLETE;
 	}