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authorMuhammad Falak R Wani <falakreyaz@gmail.com>2016-05-19 14:09:28 +0300
committerSebastian Reichel <sre@kernel.org>2016-05-29 21:38:02 +0300
commitb32bd7e7d5c1c04bb351420c09217f38dad8b8f1 (patch)
tree1b3d68ffa8d660d97ed89bf19e3c4b0c50541829 /drivers/hsi
parentf6004b7bc651c11591d544ce3fd60d7bf7d71ccd (diff)
downloadlinux-b32bd7e7d5c1c04bb351420c09217f38dad8b8f1.tar.xz
hsi: use kmemdup
Use kmemdup when some other buffer is immediately copied into allocated region. It replaces call to allocation followed by memcpy, by a single call to kmemdup. Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com> Signed-off-by: Sebastian Reichel <sre@kernel.org>
Diffstat (limited to 'drivers/hsi')
-rw-r--r--drivers/hsi/hsi.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/hsi/hsi.c b/drivers/hsi/hsi.c
index df380d55c58f..d7ce07ad67f3 100644
--- a/drivers/hsi/hsi.c
+++ b/drivers/hsi/hsi.c
@@ -90,19 +90,19 @@ struct hsi_client *hsi_new_client(struct hsi_port *port,
cl->tx_cfg = info->tx_cfg;
if (cl->tx_cfg.channels) {
size = cl->tx_cfg.num_channels * sizeof(*cl->tx_cfg.channels);
- cl->tx_cfg.channels = kzalloc(size , GFP_KERNEL);
+ cl->tx_cfg.channels = kmemdup(info->tx_cfg.channels, size,
+ GFP_KERNEL);
if (!cl->tx_cfg.channels)
goto err_tx;
- memcpy(cl->tx_cfg.channels, info->tx_cfg.channels, size);
}
cl->rx_cfg = info->rx_cfg;
if (cl->rx_cfg.channels) {
size = cl->rx_cfg.num_channels * sizeof(*cl->rx_cfg.channels);
- cl->rx_cfg.channels = kzalloc(size , GFP_KERNEL);
+ cl->rx_cfg.channels = kmemdup(info->rx_cfg.channels, size,
+ GFP_KERNEL);
if (!cl->rx_cfg.channels)
goto err_rx;
- memcpy(cl->rx_cfg.channels, info->rx_cfg.channels, size);
}
cl->device.bus = &hsi_bus_type;