[PATCH] drm: zte: Fix an error handling path in 'zx_crtc_bind()'

[Christophe JAILLET]

'ret' is known to be 0 at this point. It must be updated by the value
returned by 'clk_prepare_enable()'.

Fixes: 0a886f59528a ("drm: zte: add initial vou drm driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet at wanadoo.fr>
---
 drivers/gpu/drm/zte/zx_vou.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/zte/zx_vou.c b/drivers/gpu/drm/zte/zx_vou.c
index 7491813131f3..3351b258ed7a 100644
--- a/drivers/gpu/drm/zte/zx_vou.c
+++ b/drivers/gpu/drm/zte/zx_vou.c
@@ -838,7 +838,7 @@ static int zx_crtc_bind(struct device *dev, struct device *master, void *data)
 		return ret;
 	}
 
-	clk_prepare_enable(vou->ppu_clk);
+	ret = clk_prepare_enable(vou->ppu_clk);
 	if (ret) {
 		DRM_DEV_ERROR(dev, "failed to enable ppu_clk: %d\n", ret);
 		goto disable_axi_clk;
-- 
2.14.1


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