diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-08-18 16:36:02 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-09-01 15:13:26 +0300 |
| commit | 5d0d7b9009feb3b411814b9c1b7dddabbb10a5fb (patch) | |
| tree | 0a4d18cc128b71c930b85ab2d47fbb66bfaf11fc /drivers/media/cec | |
| parent | 31163906f19b0c6e23c89e6852bfdaa242e8467c (diff) | |
| download | linux-5d0d7b9009feb3b411814b9c1b7dddabbb10a5fb.tar.xz | |
media: cec: 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>
Diffstat (limited to 'drivers/media/cec')
| -rw-r--r-- | drivers/media/cec/core/cec-core.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/drivers/media/cec/core/cec-core.c b/drivers/media/cec/core/cec-core.c index c599cd94dd62..562792f545ac 100644 --- a/drivers/media/cec/core/cec-core.c +++ b/drivers/media/cec/core/cec-core.c @@ -359,27 +359,16 @@ int cec_register_adapter(struct cec_adapter *adap, if (!top_cec_dir) return 0; - adap->cec_dir = debugfs_create_dir(dev_name(&adap->devnode.dev), top_cec_dir); - if (IS_ERR_OR_NULL(adap->cec_dir)) { - pr_warn("cec-%s: Failed to create debugfs dir\n", adap->name); - return 0; - } - adap->status_file = debugfs_create_devm_seqfile(&adap->devnode.dev, - "status", adap->cec_dir, cec_adap_status); - if (IS_ERR_OR_NULL(adap->status_file)) { - pr_warn("cec-%s: Failed to create status file\n", adap->name); - debugfs_remove_recursive(adap->cec_dir); - adap->cec_dir = NULL; - return 0; - } + adap->cec_dir = debugfs_create_dir(dev_name(&adap->devnode.dev), + top_cec_dir); + + debugfs_create_devm_seqfile(&adap->devnode.dev, "status", adap->cec_dir, + cec_adap_status); + if (!adap->ops->error_inj_show || !adap->ops->error_inj_parse_line) return 0; - adap->error_inj_file = debugfs_create_file("error-inj", 0644, - adap->cec_dir, adap, - &cec_error_inj_fops); - if (IS_ERR_OR_NULL(adap->error_inj_file)) - pr_warn("cec-%s: Failed to create error-inj file\n", - adap->name); + debugfs_create_file("error-inj", 0644, adap->cec_dir, adap, + &cec_error_inj_fops); #endif return 0; } |