On Thu, Aug 07, 2025 at 03:34:19PM +0530, Ling Xu wrote:
> copy_to_user() failure would cause an early return without cleaning up
> the fdlist, which has been updated by the DSP. This could lead to map
> leak. Fix this by redirecting to a cleanup path on failure, ensuring
> that all mapped buffers are properly released before returning.
>
> Fixes: c68cfb718c8f ("misc: fastrpc: Add support for context Invoke method")
> Cc: [email protected]
> Co-developed-by: Ekansh Gupta <[email protected]>
> Signed-off-by: Ekansh Gupta <[email protected]>
> Signed-off-by: Ling Xu <[email protected]>
> ---
> drivers/misc/fastrpc.c | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
Reviewed-by: Dmitry Baryshkov <[email protected]>
--
With best wishes
Dmitry
