From: Neil Horman <nhorman@tuxdriver.com>
Date: Mon, 5 May 2014 18:51:47 +0000 (-0400)
Subject: jme: Fix DMA unmap warning
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~146^2~59
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=76a691d0a;p=pandora-kernel.git

jme: Fix DMA unmap warning

The jme driver forgot to check the return status from pci_map_page in its tx
path, causing a dma api warning on unmap.  Easy fix, just do the check and
augment the tx path to tell the stack that the driver is busy so we re-queue the
frame.

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
CC: Guo-Fu Tseng <cooldavid@cooldavid.org>
CC: "David S. Miller" <davem@davemloft.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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