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Fix open-coded multiplication arguments to allocators 

- Fixes several new open-coded multiplications added in the 4.19 merge window.
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 Comment: Kees Cook <kees@outflux.net>
 
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Merge tag 'alloc-args-v4.19-rc8' of https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Kees writes:
  "Fix open-coded multiplication arguments to allocators

   - Fixes several new open-coded multiplications added in the 4.19
     merge window."

* tag 'alloc-args-v4.19-rc8' of https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  treewide: Replace more open-coded allocation size multiplications
This commit is contained in:
Greg Kroah-Hartman 2018-10-11 19:10:30 +02:00
parent 9f203e2f2f 329e098939
commit 834d3cd294
10 changed files with 22 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/bluetooth/hci_qca.c
View File

@ -1322,7 +1322,7 @@ static int qca_init_regulators(struct qca_power *qca,
{
int i;
qca->vreg_bulk = devm_kzalloc(qca->dev, num_vregs *
qca->vreg_bulk = devm_kcalloc(qca->dev, num_vregs,
sizeof(struct regulator_bulk_data),
GFP_KERNEL);
if (!qca->vreg_bulk)

8
drivers/crypto/inside-secure/safexcel.c
View File

@ -1044,7 +1044,8 @@ static int safexcel_probe(struct platform_device *pdev)
safexcel_configure(priv);
priv->ring = devm_kzalloc(dev, priv->config.rings * sizeof(*priv->ring),
priv->ring = devm_kcalloc(dev, priv->config.rings,
sizeof(*priv->ring),
GFP_KERNEL);
if (!priv->ring) {
ret = -ENOMEM;
@ -1063,8 +1064,9 @@ static int safexcel_probe(struct platform_device *pdev)
if (ret)
goto err_reg_clk;
priv->ring[i].rdr_req = devm_kzalloc(dev,
sizeof(priv->ring[i].rdr_req) * EIP197_DEFAULT_RING_SIZE,
priv->ring[i].rdr_req = devm_kcalloc(dev,
EIP197_DEFAULT_RING_SIZE,
sizeof(priv->ring[i].rdr_req),
GFP_KERNEL);
if (!priv->ring[i].rdr_req) {
ret = -ENOMEM;

2
drivers/gpu/drm/mediatek/mtk_drm_crtc.c
View File

@ -600,7 +600,7 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev,
}
mtk_crtc->layer_nr = mtk_ddp_comp_layer_nr(mtk_crtc->ddp_comp[0]);
mtk_crtc->planes = devm_kzalloc(dev, mtk_crtc->layer_nr *
mtk_crtc->planes = devm_kcalloc(dev, mtk_crtc->layer_nr,
sizeof(struct drm_plane),
GFP_KERNEL);

4
drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c
View File

@ -153,8 +153,8 @@ int msm_dss_parse_clock(struct platform_device *pdev,
return 0;
}
mp->clk_config = devm_kzalloc(&pdev->dev,
sizeof(struct dss_clk) * num_clk,
mp->clk_config = devm_kcalloc(&pdev->dev,
num_clk, sizeof(struct dss_clk),
GFP_KERNEL);
if (!mp->clk_config)
return -ENOMEM;

2
drivers/hwmon/npcm750-pwm-fan.c
View File

@ -908,7 +908,7 @@ static int npcm7xx_en_pwm_fan(struct device *dev,
if (fan_cnt < 1)
return -EINVAL;
fan_ch = devm_kzalloc(dev, sizeof(*fan_ch) * fan_cnt, GFP_KERNEL);
fan_ch = devm_kcalloc(dev, fan_cnt, sizeof(*fan_ch), GFP_KERNEL);
if (!fan_ch)
return -ENOMEM;

3
drivers/md/dm-integrity.c
View File

@ -3462,7 +3462,8 @@ try_smaller_buffer:
r = -ENOMEM;
goto bad;
}
ic->recalc_tags = kvmalloc((RECALC_SECTORS >> ic->sb->log2_sectors_per_block) * ic->tag_size, GFP_KERNEL);
ic->recalc_tags = kvmalloc_array(RECALC_SECTORS >> ic->sb->log2_sectors_per_block,
ic->tag_size, GFP_KERNEL);
if (!ic->recalc_tags) {
ti->error = "Cannot allocate tags for recalculating";
r = -ENOMEM;

10
drivers/net/wireless/mediatek/mt76/usb.c
View File

@ -258,7 +258,7 @@ int mt76u_buf_alloc(struct mt76_dev *dev, struct mt76u_buf *buf,
if (!buf->urb)
return -ENOMEM;
buf->urb->sg = devm_kzalloc(dev->dev, nsgs * sizeof(*buf->urb->sg),
buf->urb->sg = devm_kcalloc(dev->dev, nsgs, sizeof(*buf->urb->sg),
gfp);
if (!buf->urb->sg)
return -ENOMEM;
@ -464,8 +464,8 @@ static int mt76u_alloc_rx(struct mt76_dev *dev)
int i, err, nsgs;
spin_lock_init(&q->lock);
q->entry = devm_kzalloc(dev->dev,
MT_NUM_RX_ENTRIES * sizeof(*q->entry),
q->entry = devm_kcalloc(dev->dev,
MT_NUM_RX_ENTRIES, sizeof(*q->entry),
GFP_KERNEL);
if (!q->entry)
return -ENOMEM;
@ -717,8 +717,8 @@ static int mt76u_alloc_tx(struct mt76_dev *dev)
INIT_LIST_HEAD(&q->swq);
q->hw_idx = q2hwq(i);
q->entry = devm_kzalloc(dev->dev,
MT_NUM_TX_ENTRIES * sizeof(*q->entry),
q->entry = devm_kcalloc(dev->dev,
MT_NUM_TX_ENTRIES, sizeof(*q->entry),
GFP_KERNEL);
if (!q->entry)
return -ENOMEM;

4
drivers/pci/controller/pcie-cadence.c
View File

@ -180,11 +180,11 @@ int cdns_pcie_init_phy(struct device *dev, struct cdns_pcie *pcie)
return 0;
}
phy = devm_kzalloc(dev, sizeof(*phy) * phy_count, GFP_KERNEL);
phy = devm_kcalloc(dev, phy_count, sizeof(*phy), GFP_KERNEL);
if (!phy)
return -ENOMEM;
link = devm_kzalloc(dev, sizeof(*link) * phy_count, GFP_KERNEL);
link = devm_kcalloc(dev, phy_count, sizeof(*link), GFP_KERNEL);
if (!link)
return -ENOMEM;

4
drivers/tty/serial/qcom_geni_serial.c
View File

@ -868,8 +868,8 @@ static int qcom_geni_serial_port_setup(struct uart_port *uport)
geni_se_init(&port->se, port->rx_wm, port->rx_rfr);
geni_se_select_mode(&port->se, port->xfer_mode);
if (!uart_console(uport)) {
port->rx_fifo = devm_kzalloc(uport->dev,
port->rx_fifo_depth * sizeof(u32), GFP_KERNEL);
port->rx_fifo = devm_kcalloc(uport->dev,
port->rx_fifo_depth, sizeof(u32), GFP_KERNEL);
if (!port->rx_fifo)
return -ENOMEM;
}

2
net/sched/sch_cake.c
View File

@ -2644,7 +2644,7 @@ static int cake_init(struct Qdisc *sch, struct nlattr *opt,
for (i = 1; i <= CAKE_QUEUES; i++)
quantum_div[i] = 65535 / i;
q->tins = kvzalloc(CAKE_MAX_TINS * sizeof(struct cake_tin_data),
q->tins = kvcalloc(CAKE_MAX_TINS, sizeof(struct cake_tin_data),
GFP_KERNEL);
if (!q->tins)
goto nomem;