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memory: tegra: Delete some dead code

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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>
This commit is contained in:
Dan Carpenter 2020-05-08 14:42:46 +03:00 committed by Thierry Reding
parent 2de758997e
commit 5a6b5d5383
1 changed files with 0 additions and 5 deletions
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5
drivers/memory/tegra/tegra186-emc.c
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@ -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,