[PATCH 05/61] smb: Prefer IS_ERR_OR_NULL over manual NULl check

Philipp Hahn <[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,org.freedesktop.lists.amd-gfx,org.freedesktop.lists.dri-devel,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]>
Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL
check.

Change generated with coccinelle.

To: Steve French <[email protected]>
To: Paulo Alcantara <[email protected]>
To: Ronnie Sahlberg <[email protected]>
To: Shyam Prasad N <[email protected]>
To: Tom Talpey <[email protected]>
To: Bharath SM <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Philipp Hahn <[email protected]>
---
 fs/smb/client/cifsglob.h | 2 +-
 fs/smb/client/connect.c  | 2 +-
 fs/smb/client/readdir.c  | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/smb/client/cifsglob.h b/fs/smb/client/cifsglob.h
index 6f9b6c72962b09260542b711d4c64e7dc42c7845..fb731b2609465ebe50742936b458aba210ecbd4a 100644
--- a/fs/smb/client/cifsglob.h
+++ b/fs/smb/client/cifsglob.h
@@ -1336,7 +1336,7 @@ void cifs_put_tlink(struct tcon_link *tlink);
 static inline struct tcon_link *
 cifs_get_tlink(struct tcon_link *tlink)
 {
-	if (tlink && !IS_ERR(tlink))
+	if (!IS_ERR_OR_NULL(tlink))
 		atomic_inc(&tlink->tl_count);
 	return tlink;
 }
diff --git a/fs/smb/client/connect.c b/fs/smb/client/connect.c
index 3bad2c5c523dbd1d4b1ab253567984612be0f348..aa12d327894b270b59ea30be0e6d77b4188fc98f 100644
--- a/fs/smb/client/connect.c
+++ b/fs/smb/client/connect.c
@@ -2895,7 +2895,7 @@ cifs_get_tcon(struct cifs_ses *ses, struct smb3_fs_context *ctx)
 void
 cifs_put_tlink(struct tcon_link *tlink)
 {
-	if (!tlink || IS_ERR(tlink))
+	if (IS_ERR_OR_NULL(tlink))
 		return;
 
 	if (!atomic_dec_and_test(&tlink->tl_count) ||
diff --git a/fs/smb/client/readdir.c b/fs/smb/client/readdir.c
index be22bbc4a65a03ec64b87d8505d1496279f22efc..3e9260cca196ea8ab17aad82c4824ec5e468e2e7 100644
--- a/fs/smb/client/readdir.c
+++ b/fs/smb/client/readdir.c
@@ -165,7 +165,7 @@ cifs_prime_dcache(struct dentry *parent, struct qstr *name,
 			inode = ERR_PTR(-ENOMEM);
 		alias = d_splice_alias(inode, dentry);
 		d_lookup_done(dentry);
-		if (alias && !IS_ERR(alias))
+		if (!IS_ERR_OR_NULL(alias))
 			dput(alias);
 	}
 	dput(dentry);

-- 
2.43.0
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