Re: [PATCH v2] i2c: tegra: Fix failure during probe deferral cleanup

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>If the driver fails to obtain a DMA channel, it will initiate cleanup 
>and try to release the DMA channel that couldn't be retrieved. This 
>will cause a crash because the cleanup will try to dereference an 
>ERR_PTR()- encoded error code.
>
>However, there's nothing to clean up at this point yet, so we can avoid 
>this by simply resetting the DMA channel to NULL instead of storing the 
>error code.
>
>Fixes: fcc8a89a1c83 ("i2c: tegra: Share same DMA channel for RX and 
>TX")
>Signed-off-by: Thierry Reding mailto:treding@xxxxxxxxxx

This fixed the crash issue seen when there is no dmas property in
the device tree.

Resending this with the correct headers to get it recorded by
patchwork.

Tested-by: Akhil R <akhilrajeev@xxxxxxxxxx>




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