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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-08-12 09:06:38 +0200
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-08-12 09:10:59 +0200
commitf5d4c647d0ddcf4ffcb9ff584fba87a976addcbd (patch)
treec2385e18f3c28d7079ddd09ce2335ca499e11e78 /drivers/input
parentInput: edt-ft5x06 - no need to check return value of debugfs_create functions (diff)
downloadlinux-f5d4c647d0ddcf4ffcb9ff584fba87a976addcbd.tar.xz
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Input: applespi - 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: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/keyboard/applespi.c30
1 files changed, 6 insertions, 24 deletions
diff --git a/drivers/input/keyboard/applespi.c b/drivers/input/keyboard/applespi.c
index 584289b67fb3..d38398526965 100644
--- a/drivers/input/keyboard/applespi.c
+++ b/drivers/input/keyboard/applespi.c
@@ -1797,30 +1797,12 @@ static int applespi_probe(struct spi_device *spi)
/* set up debugfs entries for touchpad dimensions logging */
applespi->debugfs_root = debugfs_create_dir("applespi", NULL);
- if (IS_ERR(applespi->debugfs_root)) {
- if (PTR_ERR(applespi->debugfs_root) != -ENODEV)
- dev_warn(&applespi->spi->dev,
- "Error creating debugfs root entry (%ld)\n",
- PTR_ERR(applespi->debugfs_root));
- } else {
- struct dentry *ret;
-
- ret = debugfs_create_bool("enable_tp_dim", 0600,
- applespi->debugfs_root,
- &applespi->debug_tp_dim);
- if (IS_ERR(ret))
- dev_dbg(&applespi->spi->dev,
- "Error creating debugfs entry enable_tp_dim (%ld)\n",
- PTR_ERR(ret));
-
- ret = debugfs_create_file("tp_dim", 0400,
- applespi->debugfs_root, applespi,
- &applespi_tp_dim_fops);
- if (IS_ERR(ret))
- dev_dbg(&applespi->spi->dev,
- "Error creating debugfs entry tp_dim (%ld)\n",
- PTR_ERR(ret));
- }
+
+ debugfs_create_bool("enable_tp_dim", 0600, applespi->debugfs_root,
+ &applespi->debug_tp_dim);
+
+ debugfs_create_file("tp_dim", 0400, applespi->debugfs_root, applespi,
+ &applespi_tp_dim_fops);
return 0;
}