From: Qi Zheng zhengqi.arch@bytedance.com
[ Upstream commit eca4c0eea53432ec4b711b2a8ad282cbad231b4f ]
Since commit ff9fb72bc077 ("debugfs: return error values, not NULL") changed return value of debugfs_rename() in error cases from %NULL to %ERR_PTR(-ERROR), we should also check error values instead of NULL.
Fixes: ff9fb72bc077 ("debugfs: return error values, not NULL") Signed-off-by: Qi Zheng zhengqi.arch@bytedance.com Signed-off-by: Viresh Kumar viresh.kumar@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/opp/debugfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/opp/debugfs.c b/drivers/opp/debugfs.c index 96a30a032c5f9..2c7fb683441ef 100644 --- a/drivers/opp/debugfs.c +++ b/drivers/opp/debugfs.c @@ -235,7 +235,7 @@ static void opp_migrate_dentry(struct opp_device *opp_dev,
dentry = debugfs_rename(rootdir, opp_dev->dentry, rootdir, opp_table->dentry_name); - if (!dentry) { + if (IS_ERR(dentry)) { dev_err(dev, "%s: Failed to rename link from: %s to %s\n", __func__, dev_name(opp_dev->dev), dev_name(dev)); return;