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authorDan Carpenter <dan.carpenter@oracle.com>2017-03-14 10:54:10 +0300
committerGerd Hoffmann <kraxel@redhat.com>2017-03-14 11:54:20 +0100
commitee5cb7c465360f8eabc351196554e534675bdf6b (patch)
tree75d3ff400b1c35eebea621aecbe9039cea92adc2 /drivers/gpu/drm/qxl
parent43c27940227039223abbb5107a2eb3d799c8a2ec (diff)
downloadblackbird-op-linux-ee5cb7c465360f8eabc351196554e534675bdf6b.tar.gz
blackbird-op-linux-ee5cb7c465360f8eabc351196554e534675bdf6b.zip
drm: qxl: add missing return check
My static checker complains that "release" is uninitialized if qxl_alloc_release_reserved() fails, so let's add a check for that. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170314075410.GB5984@mwanda Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/qxl')
-rw-r--r--drivers/gpu/drm/qxl/qxl_display.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 9548bb58d3bc..058340a002c2 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -572,6 +572,8 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd),
QXL_RELEASE_CURSOR_CMD,
&release, NULL);
+ if (ret)
+ return;
cmd = (struct qxl_cursor_cmd *) qxl_release_map(qdev, release);
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