[PATCH 41/53] libfs: stop using d_add().
NeilBrown <[email protected]> Fri, 13 Mar 2026 08:12:28 +1100
| Newsgroups | org.kernel.vger.ecryptfs,dev.linux.lists.gfs2,org.infradead.lists.linux-um,org.kernel.vger.ceph-devel,org.kernel.vger.linux-cifs,org.kernel.vger.linux-efi,org.kernel.vger.linux-ext4,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-nfs,org.kernel.vger.linux-trace-kernel,org.kernel.vger.linux-unionfs,org.kernel.vger.linux-xfs,org.kvack.linux-mm |
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| Message-ID | <[email protected]> |
From: NeilBrown <[email protected]> "Best practice" is to use d_splice_alias() at the end of a ->lookup function. d_add() often works and is not incorrect in libfs, as the inode is always NULL, but as it is planned to remove d_add(), change to use d_splice_alias(). Signed-off-by: NeilBrown <[email protected]> --- fs/libfs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/libfs.c b/fs/libfs.c index 63b4fb082435..75f44341f98b 100644 --- a/fs/libfs.c +++ b/fs/libfs.c @@ -79,8 +79,7 @@ struct dentry *simple_lookup(struct inode *dir, struct dentry *dentry, unsigned if (IS_ENABLED(CONFIG_UNICODE) && IS_CASEFOLDED(dir)) return NULL; - d_add(dentry, NULL); - return NULL; + return d_splice_alias(NULL, dentry); } EXPORT_SYMBOL(simple_lookup); -- 2.50.0.107.gf914562f5916.dirty