[PATCH] isofs: remove d_splice_alias NULL check from isofs_lookup

Remove redundant NULL check in isofs_lookup() as d_splice_alias() can take
NULL inode as input.

Signed-off-by: Pekka Enberg <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

fs/isofs/namei.c

···
 		}
 	}
 	unlock_kernel();
-	if (inode)
-		return d_splice_alias(inode, dentry);
-	d_add(dentry, inode);
-	return NULL;
+	return d_splice_alias(inode, dentry);
 }