RE: [cocci] [Intel-wired-lan] [PATCH 03/61] ceph: Prefer IS_ERR_OR_NULL over manual NULL check

"Loktionov, Aleksandr" <[email protected]> Wed, 11 Mar 2026 08:16:43 +0000
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> -----Original Message-----
> From: Intel-wired-lan <[email protected]> On Behalf
> Of Philipp Hahn
> Sent: Tuesday, March 10, 2026 12:48 PM
> To: [email protected]; [email protected];
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> [email protected]; [email protected]; Philipp Hahn
> <[email protected]>
> Cc: Ilya Dryomov <[email protected]>; Alex Markuze
> <[email protected]>; Viacheslav Dubeyko <[email protected]>
> Subject: [Intel-wired-lan] [PATCH 03/61] ceph: 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: Ilya Dryomov <[email protected]>
> To: Alex Markuze <[email protected]>
> To: Viacheslav Dubeyko <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Signed-off-by: Philipp Hahn <[email protected]>
> ---
>  fs/ceph/dir.c  | 2 +-
>  fs/ceph/snap.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index
> 86d7aa594ea99335af3e91a95c0a418fdc1b8a8a..934250748ae4fd4c148fd27bdf91
> 175047c2877d 100644
> --- a/fs/ceph/dir.c
> +++ b/fs/ceph/dir.c
> @@ -889,7 +889,7 @@ int ceph_handle_notrace_create(struct inode *dir,
> struct dentry *dentry)  {
>  	struct dentry *result = ceph_lookup(dir, dentry, 0);
> 
> -	if (result && !IS_ERR(result)) {
> +	if (!IS_ERR_OR_NULL(result)) {
>  		/*
>  		 * We created the item, then did a lookup, and found
>  		 * it was already linked to another inode we already
> diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c index
> 52b4c2684f922bfed39550311e793bfe3622cd26..528ad581be160713f91416115659
> e2dc6f259576 100644
> --- a/fs/ceph/snap.c
> +++ b/fs/ceph/snap.c
> @@ -902,7 +902,7 @@ int ceph_update_snap_trace(struct ceph_mds_client
> *mdsc,
>  bad:
>  	err = -EIO;
>  fail:
> -	if (realm && !IS_ERR(realm))
> +	if (!IS_ERR_OR_NULL(realm))
>  		ceph_put_snap_realm(mdsc, realm);
>  	if (first_realm)
>  		ceph_put_snap_realm(mdsc, first_realm);
> 
> --
> 2.43.0

Reviewed-by: Aleksandr Loktionov <[email protected]>