diff mbox series

cw1200: no need to check return value of debugfs_create functions

Message ID 20190122152151.16139-29-gregkh@linuxfoundation.org
State Accepted
Commit 80f4c5e3662adad45d63dbf9bd9d524304c3eb1c
Delegated to: Kalle Valo
Headers show
Series cw1200: no need to check return value of debugfs_create functions | expand

Commit Message

Greg Kroah-Hartman Jan. 22, 2019, 3:21 p.m. UTC
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@shaftnet.org>
Cc: Kalle Valo <kvalo@codeaurora.org>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/net/wireless/st/cw1200/debug.c | 26 ++++++--------------------
 1 file changed, 6 insertions(+), 20 deletions(-)

Comments

Kalle Valo Feb. 1, 2019, 12:35 p.m. UTC | #1
Greg Kroah-Hartman <gregkh@linuxfoundation.org> wrote:

> 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@shaftnet.org>
> Cc: Kalle Valo <kvalo@codeaurora.org>
> Cc: linux-wireless@vger.kernel.org
> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Patch applied to wireless-drivers-next.git, thanks.

80f4c5e3662a cw1200: no need to check return value of debugfs_create functions
diff mbox series

Patch

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)