Re: [PATCH 36/48] [GFS2] fix file_system_type leak on gfs2meta mount

From: Christoph Hellwig
Date: Thu Apr 17 2008 - 07:59:21 EST


On Thu, Apr 17, 2008 at 09:39:12AM +0100, swhiteho@xxxxxxxxxx wrote:
> From: Christoph Hellwig <hch@xxxxxx>
>
> get_gfs2_sb does a get_fs_type without doing a put_filesystem and
> thus leaking a file_system_type reference everytime it's called.
>
> Just use gfs2_fs_type directly instead of doing the lookup and thus
> fix the problem.

Btw, after this patch we should remove the get_fs_type export. It's
not used by modules and because put_filesystem is not exported every
modular user would fundamentally have the same leak as the one fixed in
this patch.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/