We prefer to use ERR_CAST to do so.
The issue is detected with the help of Coccinelle.

Signed-off-by: zhong jiang <zhongji...@huawei.com>
---
 drivers/gpu/drm/omapdrm/dss/dss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c 
b/drivers/gpu/drm/omapdrm/dss/dss.c
index cb80dda..1fc46b2 100644
--- a/drivers/gpu/drm/omapdrm/dss/dss.c
+++ b/drivers/gpu/drm/omapdrm/dss/dss.c
@@ -956,7 +956,7 @@ struct dss_debugfs_entry *
                                &dss_debug_fops);
        if (IS_ERR(d)) {
                kfree(entry);
-               return ERR_PTR(PTR_ERR(d));
+               return ERR_CAST(d);
        }
 
        entry->dentry = d;
-- 
1.7.12.4

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