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[PATCH 25/61] net/bluetooth: Prefer IS_ERR_OR_NULL over manual NULL check

Philipp Hahn posted 61 patches 4 weeks, 1 day ago
[PATCH 25/61] net/bluetooth: Prefer IS_ERR_OR_NULL over manual NULL check
Posted by Philipp Hahn 4 weeks, 1 day ago 
Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.

Change generated with coccinelle.

To: Marcel Holtmann <marcel@holtmann.org>
To: Johan Hedberg <johan.hedberg@gmail.com>
To: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Cc: linux-bluetooth@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Philipp Hahn <phahn-oss@avm.de>
---
 net/bluetooth/mgmt.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index a7238fd3b03bb54f39af1afee74dc1acd931c324..06d2da67bbe14e17ee478aa939de26526c333d91 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -4169,7 +4169,7 @@ static void set_default_phy_complete(struct hci_dev *hdev, void *data, int err)
 		mgmt_phy_configuration_changed(hdev, cmd->sk);
 	}
 
-	if (skb && !IS_ERR(skb))
+	if (!IS_ERR_OR_NULL(skb))
 		kfree_skb(skb);
 
 	mgmt_pending_free(cmd);
@@ -5730,7 +5730,7 @@ static void read_local_oob_data_complete(struct hci_dev *hdev, void *data,
 			  MGMT_STATUS_SUCCESS, &mgmt_rp, rp_size);
 
 remove:
-	if (skb && !IS_ERR(skb))
+	if (!IS_ERR_OR_NULL(skb))
 		kfree_skb(skb);
 
 	mgmt_pending_free(cmd);
@@ -8277,7 +8277,7 @@ static void read_local_oob_ext_data_complete(struct hci_dev *hdev, void *data,
 				 mgmt_rp, sizeof(*mgmt_rp) + eir_len,
 				 HCI_MGMT_OOB_DATA_EVENTS, cmd->sk);
 done:
-	if (skb && !IS_ERR(skb))
+	if (!IS_ERR_OR_NULL(skb))
 		kfree_skb(skb);
 
 	kfree(mgmt_rp);

-- 
2.43.0
RE: [Intel-wired-lan] [PATCH 25/61] net/bluetooth: Prefer IS_ERR_OR_NULL over manual NULL check
Posted by Loktionov, Aleksandr 4 weeks ago 

> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@osuosl.org> On Behalf
> Of Philipp Hahn
> Sent: Tuesday, March 10, 2026 12:49 PM
> To: amd-gfx@lists.freedesktop.org; apparmor@lists.ubuntu.com;
> bpf@vger.kernel.org; ceph-devel@vger.kernel.org; cocci@inria.fr; dm-
> devel@lists.linux.dev; dri-devel@lists.freedesktop.org;
> gfs2@lists.linux.dev; intel-gfx@lists.freedesktop.org; intel-wired-
> lan@lists.osuosl.org; iommu@lists.linux.dev; kvm@vger.kernel.org;
> linux-arm-kernel@lists.infradead.org; linux-block@vger.kernel.org;
> linux-bluetooth@vger.kernel.org; linux-btrfs@vger.kernel.org; linux-
> cifs@vger.kernel.org; linux-clk@vger.kernel.org; linux-
> erofs@lists.ozlabs.org; linux-ext4@vger.kernel.org; linux-
> fsdevel@vger.kernel.org; linux-gpio@vger.kernel.org; linux-
> hyperv@vger.kernel.org; linux-input@vger.kernel.org; linux-
> kernel@vger.kernel.org; linux-leds@vger.kernel.org; linux-
> media@vger.kernel.org; linux-mips@vger.kernel.org; linux-mm@kvack.org;
> linux-modules@vger.kernel.org; linux-mtd@lists.infradead.org; linux-
> nfs@vger.kernel.org; linux-omap@vger.kernel.org; linux-
> phy@lists.infradead.org; linux-pm@vger.kernel.org; linux-
> rockchip@lists.infradead.org; linux-s390@vger.kernel.org; linux-
> scsi@vger.kernel.org; linux-sctp@vger.kernel.org; linux-security-
> module@vger.kernel.org; linux-sh@vger.kernel.org; linux-
> sound@vger.kernel.org; linux-stm32@st-md-mailman.stormreply.com;
> linux-trace-kernel@vger.kernel.org; linux-usb@vger.kernel.org; linux-
> wireless@vger.kernel.org; netdev@vger.kernel.org;
> ntfs3@lists.linux.dev; samba-technical@lists.samba.org; sched-
> ext@lists.linux.dev; target-devel@vger.kernel.org; tipc-
> discussion@lists.sourceforge.net; v9fs@lists.linux.dev; Philipp Hahn
> <phahn-oss@avm.de>
> Cc: Marcel Holtmann <marcel@holtmann.org>; Johan Hedberg
> <johan.hedberg@gmail.com>; Luiz Augusto von Dentz
> <luiz.dentz@gmail.com>
> Subject: [Intel-wired-lan] [PATCH 25/61] net/bluetooth: Prefer
> IS_ERR_OR_NULL over manual NULL check
> 
> Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
> check.
> 
> Change generated with coccinelle.
> 
> To: Marcel Holtmann <marcel@holtmann.org>
> To: Johan Hedberg <johan.hedberg@gmail.com>
> To: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
> Cc: linux-bluetooth@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Signed-off-by: Philipp Hahn <phahn-oss@avm.de>
> ---
>  net/bluetooth/mgmt.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index
> a7238fd3b03bb54f39af1afee74dc1acd931c324..06d2da67bbe14e17ee478aa939de
> 26526c333d91 100644
> --- a/net/bluetooth/mgmt.c
> +++ b/net/bluetooth/mgmt.c
> @@ -4169,7 +4169,7 @@ static void set_default_phy_complete(struct
> hci_dev *hdev, void *data, int err)
>  		mgmt_phy_configuration_changed(hdev, cmd->sk);
>  	}
> 
> -	if (skb && !IS_ERR(skb))
> +	if (!IS_ERR_OR_NULL(skb))
>  		kfree_skb(skb);
> 
>  	mgmt_pending_free(cmd);
> @@ -5730,7 +5730,7 @@ static void read_local_oob_data_complete(struct
> hci_dev *hdev, void *data,
>  			  MGMT_STATUS_SUCCESS, &mgmt_rp, rp_size);
> 
>  remove:
> -	if (skb && !IS_ERR(skb))
> +	if (!IS_ERR_OR_NULL(skb))
>  		kfree_skb(skb);
> 
>  	mgmt_pending_free(cmd);
> @@ -8277,7 +8277,7 @@ static void
> read_local_oob_ext_data_complete(struct hci_dev *hdev, void *data,
>  				 mgmt_rp, sizeof(*mgmt_rp) + eir_len,
>  				 HCI_MGMT_OOB_DATA_EVENTS, cmd->sk);
>  done:
> -	if (skb && !IS_ERR(skb))
> +	if (!IS_ERR_OR_NULL(skb))
>  		kfree_skb(skb);
> 
>  	kfree(mgmt_rp);
> 
> --
> 2.43.0

Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@intel.com>
Re: [PATCH 25/61] net/bluetooth: Prefer IS_ERR_OR_NULL over manual NULL check
Posted by Bastien Nocera 4 weeks, 1 day ago 
On Tue, 2026-03-10 at 12:48 +0100, Philipp Hahn wrote:
> Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
> check.
> 
> Change generated with coccinelle.
> 
> To: Marcel Holtmann <marcel@holtmann.org>
> To: Johan Hedberg <johan.hedberg@gmail.com>
> To: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
> Cc: linux-bluetooth@vger.kernel.org
> Cc: linux-kernel@vger.kernel.org
> Signed-off-by: Philipp Hahn <phahn-oss@avm.de>

Reviewed-by: Bastien Nocera <hadess@hadess.net>

> ---
>  net/bluetooth/mgmt.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
> index
> a7238fd3b03bb54f39af1afee74dc1acd931c324..06d2da67bbe14e17ee478aa939d
> e26526c333d91 100644
> --- a/net/bluetooth/mgmt.c
> +++ b/net/bluetooth/mgmt.c
> @@ -4169,7 +4169,7 @@ static void set_default_phy_complete(struct
> hci_dev *hdev, void *data, int err)
>  		mgmt_phy_configuration_changed(hdev, cmd->sk);
>  	}
>  
> -	if (skb && !IS_ERR(skb))
> +	if (!IS_ERR_OR_NULL(skb))
>  		kfree_skb(skb);
>  
>  	mgmt_pending_free(cmd);
> @@ -5730,7 +5730,7 @@ static void read_local_oob_data_complete(struct
> hci_dev *hdev, void *data,
>  			  MGMT_STATUS_SUCCESS, &mgmt_rp, rp_size);
>  
>  remove:
> -	if (skb && !IS_ERR(skb))
> +	if (!IS_ERR_OR_NULL(skb))
>  		kfree_skb(skb);
>  
>  	mgmt_pending_free(cmd);
> @@ -8277,7 +8277,7 @@ static void
> read_local_oob_ext_data_complete(struct hci_dev *hdev, void *data,
>  				 mgmt_rp, sizeof(*mgmt_rp) +
> eir_len,
>  				 HCI_MGMT_OOB_DATA_EVENTS, cmd->sk);
>  done:
> -	if (skb && !IS_ERR(skb))
> +	if (!IS_ERR_OR_NULL(skb))
>  		kfree_skb(skb);
>  
>  	kfree(mgmt_rp);

Patchew 2.1-devel-ea86937

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