Re: [Patch] mqueue: fix the bad code in sys_mq_open()

[AmÃrico Wang]

On Thu, Feb 25, 2010 at 12:41:47PM -0300, Andrà Goddard Rosa wrote:
>Hi, AmÃrico!
>
...
>I have some questions below:
>
>Inside do_open() and do_create() on mqueue.c, we call
>dentry_open()/__dentry_open().
>
>If dentry_open() fails, it'll automatically call:
>        dput(dentry);
>        mntput(mnt);
>

Oh, I trusted the current code too much, clearly this needs to be fixed
too. I already checked the 14 callers of dentry_open(), and will send
out a patchset to fix this tomorrow. (And the mqueue part will be based
on your patch.)

Thanks!

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