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authorCorentin Labbe <clabbe@baylibre.com>2021-05-05 23:26:08 +0300
committerHerbert Xu <herbert@gondor.apana.org.au>2021-05-14 14:07:56 +0300
commit9395c58fdddd79cdd3882132cdd04e8ac7ad525f (patch)
tree0e79527bd8660b10fcd66d2657690dfadb83d5ce /drivers/crypto/ixp4xx_crypto.c
parent0cdbabf8bb7a6147f5adf37dbc251e92a1bbc2c7 (diff)
downloadlinux-9395c58fdddd79cdd3882132cdd04e8ac7ad525f.tar.xz
crypto: ixp4xx - dma_unmap the correct address
Testing ixp4xx_crypto with CONFIG_DMA_API_DEBUG lead to the following error: DMA-API: platform ixp4xx_crypto.0: device driver tries to free DMA memory it has not allocated [device address=0x0000000000000000] [size=24 bytes] This is due to dma_unmap using the wrong address. Fixes: 0d44dc59b2b4 ("crypto: ixp4xx - Fix handling of chained sg buffers") Signed-off-by: Corentin Labbe <clabbe@baylibre.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/ixp4xx_crypto.c')
-rw-r--r--drivers/crypto/ixp4xx_crypto.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/ixp4xx_crypto.c b/drivers/crypto/ixp4xx_crypto.c
index 0616e369522e..ed3deaa5ed2b 100644
--- a/drivers/crypto/ixp4xx_crypto.c
+++ b/drivers/crypto/ixp4xx_crypto.c
@@ -330,7 +330,7 @@ static void free_buf_chain(struct device *dev, struct buffer_desc *buf,
buf1 = buf->next;
phys1 = buf->phys_next;
- dma_unmap_single(dev, buf->phys_next, buf->buf_len, buf->dir);
+ dma_unmap_single(dev, buf->phys_addr, buf->buf_len, buf->dir);
dma_pool_free(buffer_pool, buf, phys);
buf = buf1;
phys = phys1;