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(parent: a1d5fd5) | patch
qxl: check for kmap failures
authorDan Carpenter <dan.carpenter@oracle.com>
Mon, 11 Jul 2016 08:46:33 +0000 (11:46 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 12 Jul 2016 14:20:17 +0000 (16:20 +0200)
commit381f9ffcb8d81ee2e423c1e6cc53e335f374ac51
tree70ec8b8b431eb21967cef15dacca2a69d55021f5tree | snapshot
parenta1d5fd5f317ddf8a53d942686400245736e1a597commit | diff
qxl: check for kmap failures

If kmap fails, it leads to memory corruption.

Fixes: fdb44e556401 ('drm: add new QXL driver. (v1.4)')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20160711084633.GA31411@mwanda
drivers/gpu/drm/qxl/qxl_draw.c diff | blob | history
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