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| author | Sanchayan Maity <maitysanchayan@gmail.com> | 2016-11-22 12:31:32 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2016-11-22 16:47:09 +0000 |
| commit | 27d21e9f988e527982a7516fcf411994f498787d (patch) | |
| tree | 0373e2a512c1e4f1a33c159077bbf96a76de71cd | |
| parent | 9811430465fccae17862213d07eba017c149eb9c (diff) | |
spi: spi-fsl-dspi: Fix incorrect freeing of DMA allocated buffers
Buffers allocated with a call to dma_alloc_coherent should be
freed with dma_free_coherent instead of the currently used
devm_kfree.
Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | drivers/spi/spi-fsl-dspi.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/spi/spi-fsl-dspi.c b/drivers/spi/spi-fsl-dspi.c index b1ee1f521ba0..22f7ce1279bd 100644 --- a/drivers/spi/spi-fsl-dspi.c +++ b/drivers/spi/spi-fsl-dspi.c @@ -427,9 +427,11 @@ static int dspi_request_dma(struct fsl_dspi *dspi, phys_addr_t phy_addr) return 0; err_slave_config: - devm_kfree(dev, dma->rx_dma_buf); + dma_free_coherent(dev, DSPI_DMA_BUFSIZE, + dma->rx_dma_buf, dma->rx_dma_phys); err_rx_dma_buf: - devm_kfree(dev, dma->tx_dma_buf); + dma_free_coherent(dev, DSPI_DMA_BUFSIZE, + dma->tx_dma_buf, dma->tx_dma_phys); err_tx_dma_buf: dma_release_channel(dma->chan_tx); err_tx_channel: |