[net-next 08/20] igb: fix compare_const_fl.cocci warnings

[Jeff Kirsher]

From: Julia Lawall <julia.law...@lip6.fr>

Kernel code typically uses == NULL.

Generated by: scripts/coccinelle/misc/compare_const_fl.cocci

CC: Gangfeng Huang <gangfeng.hu...@ni.com>
Signed-off-by: Julia Lawall <julia.law...@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang...@intel.com>
Tested-by: Aaron Brown <aaron.f.br...@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirs...@intel.com>
---
 drivers/net/ethernet/intel/igb/igb_cdev.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/intel/igb/igb_cdev.c 
b/drivers/net/ethernet/intel/igb/igb_cdev.c
index df237c6..28fafec 100644
--- a/drivers/net/ethernet/intel/igb/igb_cdev.c
+++ b/drivers/net/ethernet/intel/igb/igb_cdev.c
@@ -92,7 +92,7 @@ static int igb_bind(struct file *file, void __user *argp)
 
        adapter = (struct igb_adapter *)file->private_data;
 
-       if (NULL == adapter)
+       if (adapter == NULL)
                return -ENOENT;
 
        mmap_size = pci_resource_len(adapter->pdev, 0);
@@ -119,7 +119,7 @@ static long igb_mapring(struct file *file, void __user *arg)
                return -EINVAL;
 
        adapter = file->private_data;
-       if (NULL == adapter) {
+       if (adapter == NULL) {
                dev_err(&adapter->pdev->dev, "map to unbound device!\n");
                return -ENOENT;
        }
@@ -182,7 +182,7 @@ static long igb_mapbuf(struct file *file, void __user *arg)
                return -EINVAL;
 
        adapter = file->private_data;
-       if (NULL == adapter) {
+       if (adapter == NULL) {
                dev_err(&adapter->pdev->dev, "map to unbound device!\n");
                return -ENOENT;
        }
@@ -246,7 +246,7 @@ static long igb_unmapring(struct file *file, void __user 
*arg)
                return -EINVAL;
 
        adapter = file->private_data;
-       if (NULL == adapter) {
+       if (adapter == NULL) {
                dev_err(&adapter->pdev->dev, "map to unbound device!\n");
                return -ENOENT;
        }
@@ -310,7 +310,7 @@ static long igb_unmapbuf(struct file *file, void __user 
*arg)
                return -EFAULT;
 
        adapter = file->private_data;
-       if (NULL == adapter) {
+       if (adapter == NULL) {
                dev_err(&adapter->pdev->dev, "map to unbound device!\n");
                return -ENOENT;
        }
@@ -398,7 +398,7 @@ static int igb_close_file(struct inode *inode, struct file 
*file)
 {
        struct igb_adapter *adapter = file->private_data;
 
-       if (NULL == adapter)
+       if (adapter == NULL)
                return 0;
 
        mutex_lock(&adapter->cdev_mutex);
@@ -434,7 +434,7 @@ static int igb_mmap(struct file *file, struct 
vm_area_struct *vma)
        dma_addr_t pgoff = vma->vm_pgoff;
        dma_addr_t physaddr;
 
-       if (NULL == adapter)
+       if (adapter == NULL)
                return -ENODEV;
 
        if (pgoff == 0)
-- 
2.5.0