diff options
Diffstat (limited to 'drivers/staging/gdm72xx/gdm_usb.c')
-rw-r--r-- | drivers/staging/gdm72xx/gdm_usb.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/staging/gdm72xx/gdm_usb.c b/drivers/staging/gdm72xx/gdm_usb.c index eac2f3478bb9..16e497d9d0cf 100644 --- a/drivers/staging/gdm72xx/gdm_usb.c +++ b/drivers/staging/gdm72xx/gdm_usb.c @@ -139,7 +139,7 @@ static struct usb_rx *get_rx_struct(struct rx_cxt *rx) if (list_empty(&rx->free_list)) { r = alloc_rx_struct(rx); - if (r == NULL) + if (!r) return NULL; list_add(&r->list, &rx->free_list); @@ -224,7 +224,7 @@ static int init_usb(struct usbwm_dev *udev) spin_lock_irqsave(&tx->lock, flags); for (i = 0; i < MAX_NR_SDU_BUF; i++) { t = alloc_tx_struct(tx); - if (t == NULL) { + if (!t) { spin_unlock_irqrestore(&tx->lock, flags); ret = -ENOMEM; goto fail; @@ -234,7 +234,7 @@ static int init_usb(struct usbwm_dev *udev) spin_unlock_irqrestore(&tx->lock, flags); r = alloc_rx_struct(rx); - if (r == NULL) { + if (!r) { ret = -ENOMEM; goto fail; } @@ -313,7 +313,7 @@ static int gdm_usb_send(void *priv_dev, void *data, int len, cmd_evt = (pkt[0] << 8) | pkt[1]; if (cmd_evt == WIMAX_TX_SDU) { t = get_tx_struct(tx, &no_spc); - if (t == NULL) { + if (!t) { /* This case must not happen. */ spin_unlock_irqrestore(&tx->lock, flags); return -ENOSPC; @@ -321,7 +321,7 @@ static int gdm_usb_send(void *priv_dev, void *data, int len, list_add_tail(&t->list, &tx->sdu_list); } else { t = alloc_tx_struct(tx); - if (t == NULL) { + if (!t) { spin_unlock_irqrestore(&tx->lock, flags); return -ENOMEM; } @@ -478,7 +478,7 @@ static int gdm_usb_receive(void *priv_dev, r = get_rx_struct(rx); spin_unlock_irqrestore(&rx->lock, flags); - if (r == NULL) + if (!r) return -ENOMEM; r->callback = cb; @@ -558,12 +558,12 @@ static int gdm_usb_probe(struct usb_interface *intf, } phy_dev = kzalloc(sizeof(*phy_dev), GFP_KERNEL); - if (phy_dev == NULL) { + if (!phy_dev) { ret = -ENOMEM; goto out; } udev = kzalloc(sizeof(*udev), GFP_KERNEL); - if (udev == NULL) { + if (!udev) { ret = -ENOMEM; goto out; } |