Thread (124 messages) flat view 124 messages, 35 authors, 2026-04-16
STALE154d

[PATCH 42/61] pmdomain: Prefer IS_ERR_OR_NULL over manual NULL check

From: Philipp Hahn <hidden>
Date: 2026-03-10 11:55:51
Also in: amd-gfx, bpf, ceph-devel, dm-devel, dri-devel, gfs2, intel-wired-lan, kvm, linux-block, linux-bluetooth, linux-btrfs, linux-cifs, linux-clk, linux-ext4, linux-fsdevel, linux-gpio, linux-hyperv, linux-input, linux-iommu, linux-leds, linux-media, linux-mips, linux-mm, linux-nfs, linux-omap, linux-phy, linux-pm, linux-rockchip, linux-s390, linux-scsi, linux-sctp, linux-security-module, linux-sh, linux-sound, linux-trace-kernel, linux-usb, linux-wireless, lkml, netdev, ntfs3, sched-ext, target-devel, v9fs
Subsystem: arm/rockchip soc support, generic pm domains, the rest · Maintainers: Heiko Stuebner, Ulf Hansson, Linus Torvalds

Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.

Change generated with coccinelle.

To: Ulf Hansson <redacted>
To: Heiko Stuebner <heiko@sntech.de>
Cc: linux-pm@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-rockchip@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Philipp Hahn <redacted>
---
 drivers/pmdomain/rockchip/pm-domains.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pmdomain/rockchip/pm-domains.c b/drivers/pmdomain/rockchip/pm-domains.c
index 44d34840ede7a8f483930044c96042dda9290809..4352aa40298a3bcfde90811258bac20a86068c10 100644
--- a/drivers/pmdomain/rockchip/pm-domains.c
+++ b/drivers/pmdomain/rockchip/pm-domains.c
@@ -746,7 +746,7 @@ static int rockchip_pd_attach_dev(struct generic_pm_domain *genpd,
 	}
 
 	i = 0;
-	while ((clk = of_clk_get(dev->of_node, i++)) && !IS_ERR(clk)) {
+	while (!IS_ERR_OR_NULL((clk = of_clk_get(dev->of_node, i++)))) {
 		dev_dbg(dev, "adding clock '%pC' to list of PM clocks\n", clk);
 		error = pm_clk_add_clk(dev, clk);
 		if (error) {
-- 
2.43.0
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