From b6f6fd8a871cebc8085719c08ea489d1d98bb21e Mon Sep 17 00:00:00 2001 From: Ioana Ciornei Date: Sun, 18 Oct 2015 15:51:49 +0300 Subject: [PATCH] stating: gdm724x: remove explicit NULL comparison This patch converts explicit NULL comparison to its shorter equivalent form. Done with coccinelle semantic patch: @@ expression e; @@ - e == NULL + !e Signed-off-by: Ioana Ciornei Signed-off-by: Greg Kroah-Hartman --- drivers/staging/gdm724x/gdm_lte.c | 4 ++-- drivers/staging/gdm724x/gdm_mux.c | 4 ++-- drivers/staging/gdm724x/gdm_tty.c | 2 +- drivers/staging/gdm724x/gdm_usb.c | 16 ++++++++-------- drivers/staging/gdm724x/netlink_k.c | 2 +- 5 files changed, 14 insertions(+), 14 deletions(-) diff --git a/drivers/staging/gdm724x/gdm_lte.c b/drivers/staging/gdm724x/gdm_lte.c index 5efc588afec0..28107dd520d4 100644 --- a/drivers/staging/gdm724x/gdm_lte.c +++ b/drivers/staging/gdm724x/gdm_lte.c @@ -775,7 +775,7 @@ static int gdm_lte_receive_pkt(struct phy_dev *phy_dev, char *buf, int len) hci->cmd_evt); dev = phy_dev->dev[0]; - if (dev == NULL) + if (!dev) return 0; switch (cmd_evt) { @@ -938,7 +938,7 @@ void unregister_lte_device(struct phy_dev *phy_dev) for (index = 0; index < MAX_NIC_TYPE; index++) { net = phy_dev->dev[index]; - if (net == NULL) + if (!net) continue; unregister_netdev(net); diff --git a/drivers/staging/gdm724x/gdm_mux.c b/drivers/staging/gdm724x/gdm_mux.c index e82f3179c5db..0408549ca994 100644 --- a/drivers/staging/gdm724x/gdm_mux.c +++ b/drivers/staging/gdm724x/gdm_mux.c @@ -492,7 +492,7 @@ static int init_usb(struct mux_dev *mux_dev) for (i = 0; i < MAX_ISSUE_NUM * 2; i++) { r = alloc_mux_rx(); - if (r == NULL) { + if (!r) { ret = -ENOMEM; break; } @@ -662,7 +662,7 @@ static int __init gdm_usb_mux_init(void) { mux_rx_wq = create_workqueue("mux_rx_wq"); - if (mux_rx_wq == NULL) { + if (!mux_rx_wq) { pr_err("work queue create fail\n"); return -1; } diff --git a/drivers/staging/gdm724x/gdm_tty.c b/drivers/staging/gdm724x/gdm_tty.c index 655f7688d039..ce5202ebaf16 100644 --- a/drivers/staging/gdm724x/gdm_tty.c +++ b/drivers/staging/gdm724x/gdm_tty.c @@ -88,7 +88,7 @@ static int gdm_tty_install(struct tty_driver *driver, struct tty_struct *tty) mutex_lock(&gdm_table_lock); gdm = gdm_table[i][j]; - if (gdm == NULL) { + if (!gdm) { mutex_unlock(&gdm_table_lock); return -ENODEV; } diff --git a/drivers/staging/gdm724x/gdm_usb.c b/drivers/staging/gdm724x/gdm_usb.c index 1c15b9c80e4f..f87dd6144c31 100644 --- 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); diff --git a/drivers/staging/gdm724x/netlink_k.c b/drivers/staging/gdm724x/netlink_k.c index 59a18304ef4a..749dd60ab34f 100644 --- a/drivers/staging/gdm724x/netlink_k.c +++ b/drivers/staging/gdm724x/netlink_k.c @@ -122,7 +122,7 @@ int netlink_send(struct sock *sock, int group, u16 type, void *msg, int len) if (group > ND_MAX_GROUP) return -EINVAL; - if (!netlink_has_listeners(sock, group+1)) + if (!netlink_has_listeners(sock, group + 1)) return -ESRCH; skb = alloc_skb(NLMSG_SPACE(len), GFP_ATOMIC); -- 2.30.2