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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-18 15:36:04 +0200
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2020-09-01 14:13:26 +0200
commitcb562dae04b8fda867e0466cbdf65adcb557d733 (patch)
treeedfdfdb5db8d9c035f126dd4a13d9e6a5b1bf03e
parent6d7a1b60c010aab570ff1a599f1b41eb1176078c (diff)
media: exynos4-is: no need to check return value of debugfs_create functions
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>
-rw-r--r--drivers/media/platform/exynos4-is/fimc-is.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c
index a474014f0a0f..019bb47df915 100644
--- a/drivers/media/platform/exynos4-is/fimc-is.c
+++ b/drivers/media/platform/exynos4-is/fimc-is.c
@@ -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);