[PATCH] drm/vc4: simplify exit path of a failed allocation of dsi_connector

[Gustavo Padovan]

Hi Colin,

2017-02-03 Colin King <colin.king at canonical.com>:

> From: Colin Ian King <colin.king at canonical.com>
> 
> If dsi_connector fails to allocate, the exit path via label 'fail'
> checks if connector is null, which it always is, so the cleanup
> that destroys connector is never going to be called.  Hence the
> failure path can be more optimally performed by removing this
> and just returning ERR_PTR(-ENOMEM).  This also removes the need
> to initialize connector to NULL, and we can also remove ret too.
> 
> Detected by CoverityScan, CID#1399504 ("Logicall Dead Code")
> 
> Signed-off-by: Colin Ian King <colin.king at canonical.com>
> ---
>  drivers/gpu/drm/vc4/vc4_dsi.c | 16 ++++------------
>  1 file changed, 4 insertions(+), 12 deletions(-)

Reviewed-by: Gustavo Padovan <gustavo.padovan at collabora.com>

Gustavo