dma-buf: cma_heap: Fix memory leak in CMA heap
Bing Song noticed the CMA heap was leaking memory due to a flub I made in commit a5d2d29e ("dma-buf: heaps: Move heap-helper logic into the cma_heap implementation"), and provided this fix which ensures the pagelist is also freed on release. Cc: Bing Song <bing.song@nxp.com> Cc: Sumit Semwal <sumit.semwal@linaro.org> Cc: Liam Mark <lmark@codeaurora.org> Cc: Laura Abbott <labbott@kernel.org> Cc: Brian Starkey <Brian.Starkey@arm.com> Cc: Hridya Valsaraju <hridya@google.com> Cc: Suren Baghdasaryan <surenb@google.com> Cc: Sandeep Patil <sspatil@google.com> Cc: Daniel Mentz <danielmentz@google.com> Cc: Chris Goldsworthy <cgoldswo@codeaurora.org> Cc: Ørjan Eide <orjan.eide@arm.com> Cc: Robin Murphy <robin.murphy@arm.com> Cc: Ezequiel Garcia <ezequiel@collabora.com> Cc: Simon Ser <contact@emersion.fr> Cc: James Jones <jajones@nvidia.com> Cc: linux-media@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Reported-by: Bing Song <bing.song@nxp.com> Fixes: a5d2d29e ("dma-buf: heaps: Move heap-helper logic into the cma_heap implementation") Signed-off-by: John Stultz <john.stultz@linaro.org> Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org> Link: https://patchwork.freedesktop.org/patch/msgid/20210107202616.75170-1-john.stultz@linaro.org
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