[PATCH] drm/omap: dmm_tiler: fix return error code in omap_dmm_probe()

[Yang Yingliang]

Return -ENOMEM when allocating refill memory failed.

Fixes: 71e8831f6407 ("drm/omap: DMM/TILER support for OMAP4+ platform")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Yang Yingliang <yangyingli...@huawei.com>
---
 drivers/gpu/drm/omapdrm/omap_dmm_tiler.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c 
b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
index 42ec51bb7b1b..7f4317248812 100644
--- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
@@ -889,6 +889,7 @@ static int omap_dmm_probe(struct platform_device *dev)
                                           &omap_dmm->refill_pa, GFP_KERNEL);
        if (!omap_dmm->refill_va) {
                dev_err(&dev->dev, "could not allocate refill memory\n");
+               ret = -ENOMEM;
                goto fail;
        }
 
-- 
2.25.1