Re: [V9fs-developer] [Patch] Dead code in fs/9p/vfs_inode.c

[Jan Engelhardt]

>> --- linux-2.6.17-git11/fs/9p/vfs_inode.c.orig   2006-06-29
>> 00:50:53.000000000 +0200
>> +++ linux-2.6.17-git11/fs/9p/vfs_inode.c        2006-06-29
>> 00:51:11.000000000 +0200
>> @@ -386,9 +386,6 @@ v9fs_inode_from_fid(struct v9fs_session_
>> 
>> error:
>>        kfree(fcall);
>> -       if (ret)
>> -               iput(ret);
>> -
>>       return ERR_PTR(err);
>> }
>
> What about when someone changes the code and does have ret != NULL here?
> This seems like reasonable defensive programming to me.


How about a comment:

	kfree(fcall);

	/* Currently commented out because ret is NULL in any case.
	It is here to remind someone should this condition become
	false in future. */
	/* if(ret != NULL) */
		iput(ret);


Jan Engelhardt
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