memory: tegra: Delete some dead code

The debugfs_create_dir() function never returns NULL and anyway the
correct behavior is to ignore errors in this situation.  The
debugfs_create_file() will become a no-op if "emc->debugfs.root" is an
error pointer.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/drivers/memory/tegra/tegra186-emc.c b/drivers/memory/tegra/tegra186-emc.c
index c900948..f27dd39 100644 (file)
--- a/drivers/memory/tegra/tegra186-emc.c
+++ b/drivers/memory/tegra/tegra186-emc.c
@@ -243,11 +243,6 @@ static int tegra186_emc_probe(struct platform_device *pdev)
        }
 
        emc->debugfs.root = debugfs_create_dir("emc", NULL);
-       if (!emc->debugfs.root) {
-               dev_err(&pdev->dev, "failed to create debugfs directory\n");
-               return 0;
-       }
-
        debugfs_create_file("available_rates", S_IRUGO, emc->debugfs.root,
                            emc, &tegra186_emc_debug_available_rates_fops);
        debugfs_create_file("min_rate", S_IRUGO | S_IWUSR, emc->debugfs.root,