Re: [PATCH] tty/n_gsm.c: fix false positive WARN_ON and do some codes improvement

[Greg Kroah-Hartman]

On Wed, Nov 25, 2015 at 07:18:37PM +0800, xinhui wrote:
> From: xinhui <xinhui@xxxxxxxxxxxxxxxxxx>
> 
> If gsm driver fails to activate one mux, and this mux is not stored in
> gsm_mux[], there would be a warning in gsm_cleanup_mux(). Actually this
> is a legal case. So just do a simple check instead of WARN_ON.
> 
> There is one filed gsm->num to store its index of gsm_mux[]. So use
> gsm->num to remove itself from gsm_mux[] instead of the for-loop
> traverse.
> 
> Reported-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
> Fixes: 5a64096700dc ("tty/n_gsm.c: fix a memory leak in gsmld_open")
> Signed-off-by: Pan Xinhui <xinhui.pan@xxxxxxxxxxxxxxxxxx>

the signed-off-by name has to match your from: name :(
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