RE: [PATCH v2 1/2] ASoC: Intel: Skylake: skl-topology: Fix OOPs ib skl_tplg_complete

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On 2021-01-21 6:16 PM, Ricardo Ribalda wrote:
> If dobj->control is not initialized we end up in an OOPs during
> skl_tplg_complete:
> 
> [   26.553358] BUG: kernel NULL pointer dereference, address:
> 0000000000000078
> [   26.561151] #PF: supervisor read access in kernel mode
> [   26.566897] #PF: error_code(0x0000) - not-present page
> [   26.572642] PGD 0 P4D 0
> [   26.575479] Oops: 0000 [#1] PREEMPT SMP PTI
> [   26.580158] CPU: 2 PID: 2082 Comm: udevd Tainted: G         C
> 5.4.81 #4
> [   26.588232] Hardware name: HP Soraka/Soraka, BIOS
> Google_Soraka.10431.106.0 12/03/2019
> [   26.597082] RIP: 0010:skl_tplg_complete+0x70/0x144 [snd_soc_skl]
> 
> Fixes: 2d744ecf2b98 ("ASoC: Intel: Skylake: Automatic DMIC format configuration according to information from NHL")
> Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>

Thanks for the fix, Ricardo.

Reviewed-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>





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