[PATCH] cw1200: no need to check return value of debugfs_create functions

From: Greg Kroah-Hartman
Date: Tue Jan 22 2019 - 10:23:02 EST


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.

Cc: Solomon Peachy <pizza@xxxxxxxxxxxx>
Cc: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Cc: linux-wireless@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/st/cw1200/debug.c | 26 ++++++--------------------
1 file changed, 6 insertions(+), 20 deletions(-)

diff --git a/drivers/net/wireless/st/cw1200/debug.c b/drivers/net/wireless/st/cw1200/debug.c
index 2231ba08bc1f..d94266d9d0b8 100644
--- a/drivers/net/wireless/st/cw1200/debug.c
+++ b/drivers/net/wireless/st/cw1200/debug.c
@@ -371,28 +371,14 @@ int cw1200_debug_init(struct cw1200_common *priv)

d->debugfs_phy = debugfs_create_dir("cw1200",
priv->hw->wiphy->debugfsdir);
- if (!d->debugfs_phy)
- goto err;
-
- if (!debugfs_create_file("status", 0400, d->debugfs_phy,
- priv, &cw1200_status_fops))
- goto err;
-
- if (!debugfs_create_file("counters", 0400, d->debugfs_phy,
- priv, &cw1200_counters_fops))
- goto err;
-
- if (!debugfs_create_file("wsm_dumps", 0200, d->debugfs_phy,
- priv, &fops_wsm_dumps))
- goto err;
+ debugfs_create_file("status", 0400, d->debugfs_phy, priv,
+ &cw1200_status_fops);
+ debugfs_create_file("counters", 0400, d->debugfs_phy, priv,
+ &cw1200_counters_fops);
+ debugfs_create_file("wsm_dumps", 0200, d->debugfs_phy, priv,
+ &fops_wsm_dumps);

return 0;
-
-err:
- priv->debug = NULL;
- debugfs_remove_recursive(d->debugfs_phy);
- kfree(d);
- return ret;
}

void cw1200_debug_release(struct cw1200_common *priv)
--
2.20.1