From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 5 Aug 2017 21:39:06 +0200
The script "checkpatch.pl" pointed information out like the following.
ERROR: do not use assignment in if condition
Thus fix affected source code places.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/atm/iphase.c | 57 +++++++++++++++++++++++++++++++---------------------
1 file changed, 34 insertions(+), 23 deletions(-)
diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c
index fc72b763fdd7..472762f70921 100644
--- a/drivers/atm/iphase.c
+++ b/drivers/atm/iphase.c
@@ -152,7 +152,8 @@ static void ia_hack_tcq(IADEV *dev) {
*(u_short *) (dev->seg_ram + dev->host_tcq_wr) = 0;
}
else if (dev->desc_tbl[desc1 -1].timestamp) {
- if (!(iavcc_r = dev->desc_tbl[desc1 -1].iavcc)) {
+ iavcc_r = dev->desc_tbl[desc1 - 1].iavcc;
+ if (!iavcc_r) {
printk("IA: Fatal err in get_desc\n");
continue;
}
@@ -617,7 +618,8 @@ static int ia_que_tx (IADEV *iadev) {
num_desc = ia_avail_descs(iadev);
while (num_desc && (skb = skb_dequeue(&iadev->tx_backlog))) {
- if (!(vcc = ATM_SKB(skb)->vcc)) {
+ vcc = ATM_SKB(skb)->vcc;
+ if (!vcc) {
dev_kfree_skb_any(skb);
printk("ia_que_tx: Null vcc\n");
break;
@@ -1172,8 +1174,9 @@ static int rx_pkt(struct atm_dev *dev)
atomic_inc(&vcc->stats->rx_err);
goto out_free_desc;
}
-
- if (!(skb = atm_alloc_charge(vcc, len, GFP_ATOMIC))) {
+
+ skb = atm_alloc_charge(vcc, len, GFP_ATOMIC);
+ if (!skb) {
if (vcc->vci < 32)
printk("Drop control packets\n");
goto out_free_desc;
@@ -1296,7 +1299,8 @@ static void rx_dle_intr(struct atm_dev *dev)
desc = ATM_DESC(skb);
free_desc(dev, desc);
- if (!(len = skb->len))
+ len = skb->len;
+ if (!len)
{
printk("rx_dle_intr: skb len 0\n");
dev_kfree_skb_any(skb);
@@ -1882,9 +1886,9 @@ static int open_tx(struct atm_vcc *vcc)
}
vc->type = CBR;
vc->status = CRC_APPEND;
- if ((ret = ia_cbr_setup (iadev, vcc)) < 0) {
- return ret;
- }
+ ret = ia_cbr_setup(iadev, vcc);
+ if (ret < 0)
+ return ret;
} else {
printk("iadev: Non UBR, ABR and CBR traffic not supported\n");
}
@@ -2293,15 +2297,19 @@ static int reset_sar(struct atm_dev *dev)
unsigned int pci[64];
iadev = INPH_IA_DEV(dev);
- for(i=0; i<64; i++)
- if ((error = pci_read_config_dword(iadev->pci,
- i*4, &pci[i])) != PCIBIOS_SUCCESSFUL)
- return error;
+ for (i = 0; i < 64; i++) {
+ error = pci_read_config_dword(iadev->pci, i * 4, &pci[i]);
+ if (error != PCIBIOS_SUCCESSFUL)
+ return error;
+ }
+
writel(0, iadev->reg+IPHASE5575_EXT_RESET);
- for(i=0; i<64; i++)
- if ((error = pci_write_config_dword(iadev->pci,
- i*4, pci[i])) != PCIBIOS_SUCCESSFUL)
- return error;
+ for (i = 0; i < 64; i++) {
+ error = pci_write_config_dword(iadev->pci, i * 4, pci[i]);
+ if (error != PCIBIOS_SUCCESSFUL)
+ return error;
+ }
+
udelay(5);
return 0;
}
@@ -2516,9 +2524,10 @@ static int ia_start(struct atm_dev *dev)
}
/* @@@ should release IRQ on error */
/* enabling memory + master */
- if ((error = pci_write_config_word(iadev->pci,
- PCI_COMMAND,
- PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER )))
+ error = pci_write_config_word(iadev->pci,
+ PCI_COMMAND,
+ PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
+ if (error)
{
printk(KERN_ERR DEV_LABEL "(itf %d): can't enable memory+"
"master (0x%x)\n",dev->number, error);
@@ -2569,7 +2578,8 @@ static int ia_start(struct atm_dev *dev)
readl(iadev->reg+IPHASE5575_BUS_CONTROL_REG));)
phy = 0; /* resolve compiler complaint */
IF_INIT (
- if ((phy=ia_phy_get(dev,0)) == 0x30)
+ phy = ia_phy_get(dev, 0);
+ if (phy == 0x30)
printk("IA: pm5346,rev.%d\n",phy&0x0f);
else
printk("IA: utopia,rev.%0x\n",phy);)
@@ -2710,15 +2720,16 @@ static int ia_open(struct atm_vcc *vcc)
ia_vcc = kmalloc(sizeof(*ia_vcc), GFP_KERNEL);
if (!ia_vcc) return -ENOMEM;
vcc->dev_data = ia_vcc;
-
- if ((error = open_rx(vcc)))
+ error = open_rx(vcc);
+ if (error)
{
IF_EVENT(printk("iadev: error in open_rx, closing\n");)
ia_close(vcc);
return error;
}
- if ((error = open_tx(vcc)))
+ error = open_tx(vcc);
+ if (error)
{
IF_EVENT(printk("iadev: error in open_tx, closing\n");)
ia_close(vcc);
--
2.13.4
--
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