staging: vt6655: Use GFP_KERNEL in kzalloc

Four kzalloc functions are called with GFP_ATOMIC.
But according to driver call graph, they are not in atomic context,
namely no spinlock is held nor in an interrupt handler.

All these "GFP_ATOMIC"s are unnecessary,
and replace with with "GFP_KERNEL"s.

Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index 676a088..0dc9020 100644 (file)
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -538,7 +538,7 @@ static void device_init_rd0_ring(struct vnt_private *priv)
        for (i = 0; i < priv->opts.rx_descs0;
             i ++, curr += sizeof(struct vnt_rx_desc)) {
                desc = &priv->aRD0Ring[i];
-               desc->rd_info = kzalloc(sizeof(*desc->rd_info), GFP_ATOMIC);
+               desc->rd_info = kzalloc(sizeof(*desc->rd_info), GFP_KERNEL);
 
                if (!device_alloc_rx_buf(priv, desc))
                        dev_err(&priv->pcid->dev, "can not alloc rx bufs\n");
@@ -562,7 +562,7 @@ static void device_init_rd1_ring(struct vnt_private *priv)
        for (i = 0; i < priv->opts.rx_descs1;
             i ++, curr += sizeof(struct vnt_rx_desc)) {
                desc = &priv->aRD1Ring[i];
-               desc->rd_info = kzalloc(sizeof(*desc->rd_info), GFP_ATOMIC);
+               desc->rd_info = kzalloc(sizeof(*desc->rd_info), GFP_KERNEL);
 
                if (!device_alloc_rx_buf(priv, desc))
                        dev_err(&priv->pcid->dev, "can not alloc rx bufs\n");
@@ -620,7 +620,7 @@ static void device_init_td0_ring(struct vnt_private *priv)
        for (i = 0; i < priv->opts.tx_descs[0];
             i++, curr += sizeof(struct vnt_tx_desc)) {
                desc = &priv->apTD0Rings[i];
-               desc->td_info = kzalloc(sizeof(*desc->td_info), GFP_ATOMIC);
+               desc->td_info = kzalloc(sizeof(*desc->td_info), GFP_KERNEL);
 
                desc->td_info->buf = priv->tx0_bufs + i * PKT_BUF_SZ;
                desc->td_info->buf_dma = priv->tx_bufs_dma0 + i * PKT_BUF_SZ;
@@ -645,7 +645,7 @@ static void device_init_td1_ring(struct vnt_private *priv)
        for (i = 0; i < priv->opts.tx_descs[1];
             i++, curr += sizeof(struct vnt_tx_desc)) {
                desc = &priv->apTD1Rings[i];
-               desc->td_info = kzalloc(sizeof(*desc->td_info), GFP_ATOMIC);
+               desc->td_info = kzalloc(sizeof(*desc->td_info), GFP_KERNEL);
 
                desc->td_info->buf = priv->tx1_bufs + i * PKT_BUF_SZ;
                desc->td_info->buf_dma = priv->tx_bufs_dma1 + i * PKT_BUF_SZ;