[PATCH] drm/gma500: Fix pdev reference leak in oaktrail_hdmi_setup()

[Wentao Liang]

If kzalloc_obj() or pci_enable_device() or ioremap() fails, the PCI
device reference obtained by pci_get_device() is not released.
Drop the reference on the error paths.

Fixes: 1b082ccf5901 ("gma500: Add Oaktrail support")
Cc: sta...@vger.kernel.org
Signed-off-by: Wentao Liang <vu...@iscas.ac.cn>
---
 drivers/gpu/drm/gma500/oaktrail_hdmi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/gma500/oaktrail_hdmi.c 
b/drivers/gpu/drm/gma500/oaktrail_hdmi.c
index 403d21cbb3a2..09fc50fb6f7b 100644
--- a/drivers/gpu/drm/gma500/oaktrail_hdmi.c
+++ b/drivers/gpu/drm/gma500/oaktrail_hdmi.c
@@ -717,6 +717,7 @@ void oaktrail_hdmi_setup(struct drm_device *dev)
 free:
        kfree(hdmi_dev);
 out:
+       pci_dev_put(pdev);
        return;
 }
 
-- 
2.34.1