Re: [PATCH RESEND] 9p: Fix memory leak in v9fs_mount

[Zhengbin (OSKernel)]

Is this OK? I don't see it on linux-next

On 2020/6/15 18:20, Dominique Martinet wrote:
> Zheng Bin wrote on Mon, Jun 15, 2020:
> > v9fs_mount
> >    v9fs_session_init
> >      v9fs_cache_session_get_cookie
> >        v9fs_random_cachetag                     -->alloc cachetag
> >        v9ses->fscache = fscache_acquire_cookie  -->maybe NULL
> >    sb = sget                                    -->fail, goto clunk
> > clunk_fid:
> >    v9fs_session_close
> >      if (v9ses->fscache)                        -->NULL
> >        kfree(v9ses->cachetag)
> >
> > Thus memleak happens.
> >
> > Signed-off-by: Zheng Bin <zhengbin13@xxxxxxxxxx>
> Thanks, will run tests & queue next weekend