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Daniel Mack d14eb80e27 drm/panel: ili9341: fix optional regulator handling 
If the optional regulator lookup fails, reset the pointer to NULL.
Other functions such as mipi_dbi_poweron_reset_conditional() only do
a NULL pointer check and will otherwise dereference the error pointer.

Fixes: 5a04227326 ("drm/panel: Add ilitek ili9341 panel driver")
Signed-off-by: Daniel Mack <daniel@zonque.org>
Cc: stable@vger.kernel.org
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220317225537.826302-1-daniel@zonque.org
 		2022-03-18 11:08:42 +01:00
..
drm drm/panel: ili9341: fix optional regulator handling 2022-03-18 11:08:42 +01:00
host1x gpu: host1x: Always return syncpoint value when waiting 2022-02-16 17:20:53 +01:00
ipu-v3 media: i.MX6: Support 16-bit BT.1120 video input 2021-10-19 08:08:38 +01:00
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