stating: gdm724x: remove explicit NULL comparison

[firefly-linux-kernel-4.4.55.git] / drivers / staging / gdm724x / gdm_usb.c

diff --git a/drivers/staging/gdm724x/gdm_usb.c b/drivers/staging/gdm724x/gdm_usb.c
index 1c15b9c80e4f3ffa67eef62ca61119174f11c6f5..f87dd6144c319cbb3b5728621a8f20a8fe73055b 100644 (file)
--- a/drivers/staging/gdm724x/gdm_usb.c
+++ b/drivers/staging/gdm724x/gdm_usb.c
@@ -338,7 +338,7 @@ static int init_usb(struct lte_udev *udev)
 
        for (i = 0; i < MAX_NUM_SDU_BUF; i++) {
                t_sdu = alloc_tx_sdu_struct();
-               if (t_sdu == NULL) {
+               if (!t_sdu) {
                        ret = -ENOMEM;
                        goto fail;
                }
@@ -349,7 +349,7 @@ static int init_usb(struct lte_udev *udev)
 
        for (i = 0; i < MAX_RX_SUBMIT_COUNT*2; i++) {
                r = alloc_rx_struct();
-               if (r == NULL) {
+               if (!r) {
                        ret = -ENOMEM;
                        goto fail;
                }
@@ -576,7 +576,7 @@ static int send_tx_packet(struct usb_device *usbdev, struct usb_tx *t, u32 len)
 {
        int ret = 0;
 
-       if (!(len%512))
+       if (!(len % 512))
                len++;
 
        usb_fill_bulk_urb(t->urb,
@@ -682,7 +682,7 @@ static void do_tx(struct work_struct *work)
                }
 
                t = alloc_tx_struct(TX_BUF_SIZE);
-               if (t == NULL) {
+               if (!t) {
                        spin_unlock_irqrestore(&tx->lock, flags);
                        return;
                }
@@ -732,7 +732,7 @@ static int gdm_usb_sdu_send(void *priv_dev, void *data, int len,
        t_sdu = get_tx_sdu_struct(tx, &no_spc);
        spin_unlock_irqrestore(&tx->lock, flags);
 
-       if (t_sdu == NULL) {
+       if (!t_sdu) {
                pr_err("sdu send - free list empty\n");
                return TX_NO_SPC;
        }
@@ -782,7 +782,7 @@ static int gdm_usb_hci_send(void *priv_dev, void *data, int len,
        }
 
        t = alloc_tx_struct(len);
-       if (t == NULL) {
+       if (!t) {
                pr_err("hci_send - out of memory\n");
                return -ENOMEM;
        }
@@ -1006,11 +1006,11 @@ static int __init gdm_usb_lte_init(void)
        }
 
        usb_tx_wq = create_workqueue("usb_tx_wq");
-       if (usb_tx_wq == NULL)
+       if (!usb_tx_wq)
                return -1;
 
        usb_rx_wq = create_workqueue("usb_rx_wq");
-       if (usb_rx_wq == NULL)
+       if (!usb_rx_wq)
                return -1;
 
        return usb_register(&gdm_usb_lte_driver);