Re: [PATCH v2] IB/mlx5: fix debugfs cleanup

From: Doug Ledford
Date: Fri Sep 22 2017 - 13:18:08 EST


On Mon, 2017-09-18 at 12:28 +0100, Sudip Mukherjee wrote:
> From: Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx>
>
> If delay_drop_debugfs_init() fails in any of the operations to create
> debugfs, it is calling delay_drop_debugfs_cleanup() as part of its
> cleanup. But delay_drop_debugfs_cleanup() checks for 'dbg' and since
> we have not yet pointed 'dbg' to the debugfs we need to cleanup, the
> cleanup fails and we are left with stray debugfs elements and also a
> memory leak.
>
> Fixes: 4a5fd5d2965c ("IB/mlx5: Add necessary delay drop assignment")
> Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx>

Thanks, applied to rc.

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Doug Ledford <dledford@xxxxxxxxxx>
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