Re: [PATCH] media: v4l: async: Fix NULL pointer dereference in adding ancillary links

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On Fri, May 17, 2024 at 04:51:29PM +0800, cy_huang@xxxxxxxxxxx wrote:
> From: ChiYuan Huang <cy_huang@xxxxxxxxxxx>
> 
> In v4l2_async_create_ancillary_links(), ancillary links are created for
> lens and flash sub-devices. These are sub-device to sub-device links and if
> the async notifier is related to a V4L2 device, the source sub-device of
> the ancillary link is NULL, leading to a NULL pointer dereference. Check
> the notifier's sd field is non-NULL in v4l2_async_create_ancillary_links().

Not seeing the message 'No send the v2 patch'. Please ignore this one.




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