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authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>2017-01-27 19:52:37 +0200
committerKalle Valo <kvalo@qca.qualcomm.com>2017-01-27 20:03:27 +0200
commit0de4df5ba2ad3f3c46d2c079f3a76c69d71800be (patch)
treefe0be790ad0edaa195fc4c17801953a21baf11b2 /drivers/net/wireless/ath/ath10k/pci.c
parentdd51fa3d8a1d4781647f333e731590b65965b332 (diff)
ath10k: use dma_zalloc_coherent()
use dma_zalloc_coherent() instead of dma_alloc_coherent and memset(). Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/pci.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/pci.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 95ccd6db7623..8f0d518bca46 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -896,7 +896,7 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data,
*/
alloc_nbytes = min_t(unsigned int, nbytes, DIAG_TRANSFER_LIMIT);
- data_buf = (unsigned char *)dma_alloc_coherent(ar->dev,
+ data_buf = (unsigned char *)dma_zalloc_coherent(ar->dev,
alloc_nbytes,
&ce_data_base,
GFP_ATOMIC);
@@ -905,7 +905,6 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data,
ret = -ENOMEM;
goto done;
}
- memset(data_buf, 0, alloc_nbytes);
remaining_bytes = nbytes;
ce_data = ce_data_base;