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Commit 9a5be741 authored by Derek Chen's avatar Derek Chen Committed by Gerrit - the friendly Code Review server
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ASoC: msm: unmap and free dma memory if smmu map failed 



Unmap and free DMA memory in case of ION SMMU
mapping failure from PVM backend or MMHAB.

Change-Id: I2d2780941ba6922534654afa463a011f27ef7c66
Signed-off-by: default avatarDerek Chen <chenche@codeaurora.org>
parent 657d8f8a

dsp/msm_audio_ion_vm.c

+2 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * Copyright (c) 2013-2019, The Linux Foundation. All rights reserved.

 * Copyright (c) 2013-2020, The Linux Foundation. All rights reserved.

 */



#include <linux/init.h>
@@ -564,6 +564,7 @@ static int msm_audio_ion_map_buf(void *handle, dma_addr_t *paddr, 
		if (rc) {

			pr_err("%s: failed to do smmu map, err = %d\n",

				__func__, rc);

			msm_audio_dma_buf_unmap((struct dma_buf *) handle);

			goto err;

		}

	}