Re: [PATCH 56/61] clk: Prefer IS_ERR_OR_NULL over manual NULL check

Brian Masney <[email protected]> Tue, 10 Mar 2026 09:21:58 -0400

Newsgroups	dev.linux.lists.gfs2,dev.linux.lists.dm-devel,dev.linux.lists.iommu,dev.linux.lists.ntfs3,dev.linux.lists.sched-ext,dev.linux.lists.v9fs,fr.inria.cocci,org.freedesktop.lists.amd-gfx,org.freedesktop.lists.dri-devel,org.freedesktop.lists.intel-gfx,org.infradead.lists.linux-mtd,org.infradead.lists.linux-phy,org.infradead.lists.linux-rockchip,org.kernel.vger.bpf,org.kernel.vger.ceph-devel,org.kernel.vger.kvm,org.kernel.vger.linux-block,org.kernel.vger.linux-bluetooth,org.kernel.vger.linux-btrfs,org.kernel.vger.linux-cifs,org.kernel.vger.linux-clk,org.kernel.vger.linux-ext4,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-gpio,org.kernel.vger.linux-hyperv,org.kernel.vger.linux-input,org.kernel.vger.linux-kernel,org.kernel.vger.linux-leds,org.kernel.vger.linux-media,org.kernel.vger.linux-mips,org.kernel.vger.linux-modules,org.kernel.vger.linux-nfs,org.kernel.vger.linux-omap,org.kernel.vger.linux-pm,org.kernel.vger.linux-s390,org.kernel.vger.linux-scsi,org.kernel.vger.linux-sctp,org.kernel.vger.linux-security-module,org.kernel.vger.linux-sh,org.kernel.vger.linux-sound,org.kernel.vger.linux-trace-kernel,org.kernel.vger.linux-usb,org.kernel.vger.linux-wireless,org.kernel.vger.netdev,org.kernel.vger.target-devel,org.kvack.linux-mm,org.osuosl.intel-wired-lan,org.ozlabs.lists.linux-erofs
Message-ID	<[email protected]>

Newsgroups

dev.linux.lists.gfs2,dev.linux.lists.dm-devel,dev.linux.lists.iommu,dev.linux.lists.ntfs3,dev.linux.lists.sched-ext,dev.linux.lists.v9fs,fr.inria.cocci,org.freedesktop.lists.amd-gfx,org.freedesktop.lists.dri-devel,org.freedesktop.lists.intel-gfx,org.infradead.lists.linux-mtd,org.infradead.lists.linux-phy,org.infradead.lists.linux-rockchip,org.kernel.vger.bpf,org.kernel.vger.ceph-devel,org.kernel.vger.kvm,org.kernel.vger.linux-block,org.kernel.vger.linux-bluetooth,org.kernel.vger.linux-btrfs,org.kernel.vger.linux-cifs,org.kernel.vger.linux-clk,org.kernel.vger.linux-ext4,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-gpio,org.kernel.vger.linux-hyperv,org.kernel.vger.linux-input,org.kernel.vger.linux-kernel,org.kernel.vger.linux-leds,org.kernel.vger.linux-media,org.kernel.vger.linux-mips,org.kernel.vger.linux-modules,org.kernel.vger.linux-nfs,org.kernel.vger.linux-omap,org.kernel.vger.linux-pm,org.kernel.vger.linux-s390,org.kernel.vger.linux-scsi,org.kernel.vger.linux-sctp,org.kernel.vger.linux-security-module,org.kernel.vger.linux-sh,org.kernel.vger.linux-sound,org.kernel.vger.linux-trace-kernel,org.kernel.vger.linux-usb,org.kernel.vger.linux-wireless,org.kernel.vger.netdev,org.kernel.vger.target-devel,org.kvack.linux-mm,org.osuosl.intel-wired-lan,org.ozlabs.lists.linux-erofs

Message-ID

<[email protected]>

On Tue, Mar 10, 2026 at 12:49:22PM +0100, Philipp Hahn wrote:
> Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
> check.
> 
> Semantich change: Previously the code only printed the warning on error,

Semantic ...

> but not when the pointer was NULL. Now the warning is printed in both
> cases!
> 
> Change found with coccinelle.
> 
> To: Michael Turquette <[email protected]>
> To: Stephen Boyd <[email protected]>
> To: Daniel Lezcano <[email protected]>
> To: Thomas Gleixner <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Signed-off-by: Philipp Hahn <[email protected]>

With the minor typo addressed:

Reviewed-by: Brian Masney <[email protected]>