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

[Intel-wired-lan] [PATCH 06/61] 9p: Prefer IS_ERR_OR_NULL over manual NULL check

From: Philipp Hahn <hidden>
Date: 2026-03-10 11:55:39
Also in: amd-gfx, bpf, ceph-devel, dm-devel, dri-devel, gfs2, 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-modules, 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: 9p file system, filesystems (vfs and infrastructure), the rest · Maintainers: Eric Van Hensbergen, Latchesar Ionkov, Dominique Martinet, Alexander Viro, Christian Brauner, Linus Torvalds

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

Change generated with coccinelle.

To: Eric Van Hensbergen <ericvh@kernel.org>
To: Latchesar Ionkov <lucho@ionkov.net>
To: Dominique Martinet <asmadeus@codewreck.org>
To: Christian Schoenebeck <linux_oss@crudebyte.com>
Cc: v9fs@lists.linux.dev
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Philipp Hahn <redacted>
---
 fs/9p/fid.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/9p/fid.h b/fs/9p/fid.h
index 0d6138bee2a3d1ab565ab2d210c0a3f3bf97e4e3..3bb7ef4380e972a2d9ab67eb4aab6cc5bfe2eea7 100644
--- a/fs/9p/fid.h
+++ b/fs/9p/fid.h
@@ -27,7 +27,7 @@ static inline struct p9_fid *v9fs_fid_clone(struct dentry *dentry)
 	struct p9_fid *fid, *nfid;
 
 	fid = v9fs_fid_lookup(dentry);
-	if (!fid || IS_ERR(fid))
+	if (IS_ERR_OR_NULL(fid))
 		return fid;
 
 	nfid = clone_fid(fid);
-- 
2.43.0
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