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media: exynos4-is: no need to check return value of debugfs_create functions

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When calling debugfs functions, there is no need to ever check the
return value.  The function can work or not, but the code logic should
never do something different based on this.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Greg Kroah-Hartman 2020-08-18 15:36:04 +02:00 committed by Mauro Carvalho Chehab
parent 6d7a1b60c0
commit cb562dae04
1 changed files with 4 additions and 13 deletions
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17
drivers/media/platform/exynos4-is/fimc-is.c
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@ -756,18 +756,12 @@ static void fimc_is_debugfs_remove(struct fimc_is *is)
is->debugfs_entry = NULL;
}
static int fimc_is_debugfs_create(struct fimc_is *is)
static void fimc_is_debugfs_create(struct fimc_is *is)
{
struct dentry *dentry;
is->debugfs_entry = debugfs_create_dir("fimc_is", NULL);
dentry = debugfs_create_file("fw_log", S_IRUGO, is->debugfs_entry,
is, &fimc_is_fops);
if (!dentry)
fimc_is_debugfs_remove(is);
return is->debugfs_entry == NULL ? -EIO : 0;
debugfs_create_file("fw_log", S_IRUGO, is->debugfs_entry, is,
&fimc_is_fops);
}
static int fimc_is_runtime_resume(struct device *dev);
@ -853,9 +847,7 @@ static int fimc_is_probe(struct platform_device *pdev)
if (ret < 0)
goto err_pm;
ret = fimc_is_debugfs_create(is);
if (ret < 0)
goto err_sd;
fimc_is_debugfs_create(is);
ret = fimc_is_request_firmware(is, FIMC_IS_FW_FILENAME);
if (ret < 0)
@ -868,7 +860,6 @@ static int fimc_is_probe(struct platform_device *pdev)
err_dfs:
fimc_is_debugfs_remove(is);
err_sd:
fimc_is_unregister_subdevs(is);
err_pm:
pm_runtime_put_noidle(dev);