[PATCH 2/2] staging: gdm72xx: NULL comparison style

[Sudip Mukherjee]

checkpatch complains if NULL comparison is done as if (var == NULL)

Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
---
 drivers/staging/gdm72xx/gdm_qos.c   |  2 +-
 drivers/staging/gdm72xx/gdm_sdio.c  | 20 ++++++++++----------
 drivers/staging/gdm72xx/gdm_usb.c   | 16 ++++++++--------
 drivers/staging/gdm72xx/gdm_wimax.c |  4 ++--
 drivers/staging/gdm72xx/sdio_boot.c |  4 ++--
 drivers/staging/gdm72xx/usb_boot.c  |  4 ++--
 6 files changed, 25 insertions(+), 25 deletions(-)

diff --git a/drivers/staging/gdm72xx/gdm_qos.c b/drivers/staging/gdm72xx/gdm_qos.c
index 96bf2bf..72c0f7ef 100644
--- a/drivers/staging/gdm72xx/gdm_qos.c
+++ b/drivers/staging/gdm72xx/gdm_qos.c
@@ -190,7 +190,7 @@ static int get_qos_index(struct nic *nic, u8 *iph, u8 *tcpudph)
 	int ip_ver, i;
 	struct qos_cb_s *qcb = &nic->qos;
 
-	if (iph == NULL || tcpudph == NULL)
+	if (!iph || !tcpudph)
 		return -1;
 
 	ip_ver = (iph[0]>>4)&0xf;
diff --git a/drivers/staging/gdm72xx/gdm_sdio.c b/drivers/staging/gdm72xx/gdm_sdio.c
index a5fd079..b0521da 100644
--- a/drivers/staging/gdm72xx/gdm_sdio.c
+++ b/drivers/staging/gdm72xx/gdm_sdio.c
@@ -173,12 +173,12 @@ static int init_sdio(struct sdiowm_dev *sdev)
 	spin_lock_init(&tx->lock);
 
 	tx->sdu_buf = kmalloc(SDU_TX_BUF_SIZE, GFP_KERNEL);
-	if (tx->sdu_buf == NULL)
+	if (!tx->sdu_buf)
 		goto fail;
 
 	for (i = 0; i < MAX_NR_SDU_BUF; i++) {
 		t = alloc_tx_struct(tx);
-		if (t == NULL) {
+		if (!t) {
 			ret = -ENOMEM;
 			goto fail;
 		}
@@ -192,7 +192,7 @@ static int init_sdio(struct sdiowm_dev *sdev)
 
 	for (i = 0; i < MAX_NR_RX_BUF; i++) {
 		r = alloc_rx_struct(rx);
-		if (r == NULL) {
+		if (!r) {
 			ret = -ENOMEM;
 			goto fail;
 		}
@@ -200,7 +200,7 @@ static int init_sdio(struct sdiowm_dev *sdev)
 	}
 
 	rx->rx_buf = kmalloc(RX_BUF_SIZE, GFP_KERNEL);
-	if (rx->rx_buf == NULL)
+	if (!rx->rx_buf)
 		goto fail;
 
 	return 0;
@@ -359,7 +359,7 @@ static void do_tx(struct work_struct *work)
 		is_sdu = 1;
 	}
 
-	if (!is_sdu && t == NULL) {
+	if (!is_sdu && !t) {
 		spin_unlock_irqrestore(&tx->lock, flags);
 		return;
 	}
@@ -393,7 +393,7 @@ static int gdm_sdio_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;
@@ -407,7 +407,7 @@ static int gdm_sdio_send(void *priv_dev, void *data, int len,
 		t->cb_data = cb_data;
 	} else {
 		t = alloc_tx_struct(tx);
-		if (t == NULL) {
+		if (!t) {
 			spin_unlock_irqrestore(&tx->lock, flags);
 			return -ENOMEM;
 		}
@@ -581,7 +581,7 @@ static int gdm_sdio_receive(void *priv_dev,
 
 	spin_lock_irqsave(&rx->lock, flags);
 	r = get_rx_struct(rx);
-	if (r == NULL) {
+	if (!r) {
 		spin_unlock_irqrestore(&rx->lock, flags);
 		return -ENOMEM;
 	}
@@ -615,12 +615,12 @@ static int sdio_wimax_probe(struct sdio_func *func,
 		return ret;
 
 	phy_dev = kzalloc(sizeof(*phy_dev), GFP_KERNEL);
-	if (phy_dev == NULL) {
+	if (!phy_dev) {
 		ret = -ENOMEM;
 		goto out;
 	}
 	sdev = kzalloc(sizeof(*sdev), GFP_KERNEL);
-	if (sdev == NULL) {
+	if (!sdev) {
 		ret = -ENOMEM;
 		goto out;
 	}
diff --git a/drivers/staging/gdm72xx/gdm_usb.c b/drivers/staging/gdm72xx/gdm_usb.c
index eac2f34..16e497d 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;
 	}
diff --git a/drivers/staging/gdm72xx/gdm_wimax.c b/drivers/staging/gdm72xx/gdm_wimax.c
index 08290d9..6e8dbaf 100644
--- a/drivers/staging/gdm72xx/gdm_wimax.c
+++ b/drivers/staging/gdm72xx/gdm_wimax.c
@@ -62,7 +62,7 @@ static inline int gdm_wimax_header(struct sk_buff **pskb)
 		struct sk_buff *skb2;
 
 		skb2 = skb_realloc_headroom(skb, HCI_HEADER_SIZE);
-		if (skb2 == NULL)
+		if (!skb2)
 			return -ENOMEM;
 		if (skb->sk)
 			skb_set_owner_w(skb2, skb->sk);
@@ -397,7 +397,7 @@ static int gdm_wimax_ioctl_set_data(struct data_s *dst, struct data_s *src)
 	if (!(dst->buf && dst->size == src->size)) {
 		kdelete(&dst->buf);
 		dst->buf = kmalloc(src->size, GFP_KERNEL);
-		if (dst->buf == NULL)
+		if (!dst->buf)
 			return -ENOMEM;
 	}
 
diff --git a/drivers/staging/gdm72xx/sdio_boot.c b/drivers/staging/gdm72xx/sdio_boot.c
index 2c02842..ba94b5f 100644
--- a/drivers/staging/gdm72xx/sdio_boot.c
+++ b/drivers/staging/gdm72xx/sdio_boot.c
@@ -72,7 +72,7 @@ static int download_image(struct sdio_func *func, const char *img_name)
 	}
 
 	buf = kmalloc(DOWNLOAD_SIZE + TYPE_A_HEADER_SIZE, GFP_KERNEL);
-	if (buf == NULL)
+	if (!buf)
 		return -ENOMEM;
 
 	img_len = firm->size;
@@ -139,7 +139,7 @@ int sdio_boot(struct sdio_func *func)
 	const char *rfs_name = FW_DIR FW_RFS;
 
 	tx_buf = kmalloc(YMEM0_SIZE, GFP_KERNEL);
-	if (tx_buf == NULL)
+	if (!tx_buf)
 		return -ENOMEM;
 
 	ret = download_image(func, krn_name);
diff --git a/drivers/staging/gdm72xx/usb_boot.c b/drivers/staging/gdm72xx/usb_boot.c
index 50fbec3..39ca34031 100644
--- a/drivers/staging/gdm72xx/usb_boot.c
+++ b/drivers/staging/gdm72xx/usb_boot.c
@@ -159,7 +159,7 @@ int usb_boot(struct usb_device *usbdev, u16 pid)
 	}
 
 	tx_buf = kmalloc(DOWNLOAD_SIZE, GFP_KERNEL);
-	if (tx_buf == NULL) {
+	if (!tx_buf) {
 		release_firmware(firm);
 		return -ENOMEM;
 	}
@@ -287,7 +287,7 @@ static int em_download_image(struct usb_device *usbdev, const char *img_name,
 	}
 
 	buf = kmalloc(DOWNLOAD_CHUCK + pad_size, GFP_KERNEL);
-	if (buf == NULL) {
+	if (!buf) {
 		release_firmware(firm);
 		return -ENOMEM;
 	}
-- 
1.9.1

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