drivers: staging: vme: Fixed checking NULL and 0 code style

Signed-off-by: Egor Uleyskiy <egor.ulieiskii@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/vme/devices/vme_pio2_core.c b/drivers/staging/vme/devices/vme_pio2_core.c
index 296551f9499b5543c510ea09291550bec1d4d673..30712daf54fe2a073286155c09bf34c4fa5edd18 100644 (file)
--- a/drivers/staging/vme/devices/vme_pio2_core.c
+++ b/drivers/staging/vme/devices/vme_pio2_core.c
@@ -230,7 +230,7 @@ static int pio2_probe(struct vme_dev *vdev)
        card->vdev = vdev;
 
        for (i = 0; i < PIO2_VARIANT_LENGTH; i++) {
-               if (isdigit(card->variant[i]) == 0) {
+               if (!isdigit(card->variant[i])) {
                        dev_err(&card->vdev->dev, "Variant invalid\n");
                        retval = -EINVAL;
                        goto err_variant;

diff --git a/drivers/staging/vme/devices/vme_pio2_gpio.c b/drivers/staging/vme/devices/vme_pio2_gpio.c
index 65fdb562e9034ff893266c68909e3d532bf31e50..df992c3cb5ce0e2f2a95538fcb7300d1be2fb92d 100644 (file)
--- a/drivers/staging/vme/devices/vme_pio2_gpio.c
+++ b/drivers/staging/vme/devices/vme_pio2_gpio.c
@@ -190,7 +190,7 @@ int pio2_gpio_init(struct pio2_card *card)
 
        label = kasprintf(GFP_KERNEL,
                          "%s@%s", driver_name, dev_name(&card->vdev->dev));
-       if (label == NULL)
+       if (!label)
                return -ENOMEM;
 
        card->gc.label = label;

diff --git a/drivers/staging/vme/devices/vme_user.c b/drivers/staging/vme/devices/vme_user.c
index a05a065686de80d6df72a0c99cca9b2ce5e01381..b95883bc68fea029c4466f1a8d7fd0aa9325528b 100644 (file)
--- a/drivers/staging/vme/devices/vme_user.c
+++ b/drivers/staging/vme/devices/vme_user.c
@@ -309,7 +309,7 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
                case VME_IRQ_GEN:
                        copied = copy_from_user(&irq_req, argp,
                                                sizeof(irq_req));
-                       if (copied != 0) {
+                       if (copied) {
                                pr_warn("Partial copy from userspace\n");
                                return -EFAULT;
                        }
@@ -335,7 +335,7 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
 
                        copied = copy_to_user(argp, &master,
                                              sizeof(master));
-                       if (copied != 0) {
+                       if (copied) {
                                pr_warn("Partial copy to userspace\n");
                                return -EFAULT;
                        }
@@ -350,7 +350,7 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
                        }
 
                        copied = copy_from_user(&master, argp, sizeof(master));
-                       if (copied != 0) {
+                       if (copied) {
                                pr_warn("Partial copy from userspace\n");
                                return -EFAULT;
                        }
@@ -380,7 +380,7 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
 
                        copied = copy_to_user(argp, &slave,
                                              sizeof(slave));
-                       if (copied != 0) {
+                       if (copied) {
                                pr_warn("Partial copy to userspace\n");
                                return -EFAULT;
                        }
@@ -390,7 +390,7 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
                case VME_SET_SLAVE:
 
                        copied = copy_from_user(&slave, argp, sizeof(slave));
-                       if (copied != 0) {
+                       if (copied) {
                                pr_warn("Partial copy from userspace\n");
                                return -EFAULT;
                        }
@@ -757,7 +757,7 @@ static int __init vme_user_init(void)
         * we just change the code in vme_user_match().
         */
        retval = vme_register_driver(&vme_user_driver, VME_MAX_SLOTS);
-       if (retval != 0)
+       if (retval)
                goto err_reg;
 
        return retval;