Re: [PATCH 1/1] Drivers: Staging: ft1000: checkpatch warning fixes

From: Giedrius StatkeviÄius
Date: Wed Mar 11 2015 - 17:21:08 EST


On 2015.03.11 23:03, Janakarajan Natarajan wrote:
> Addition of blank line after declaration in ft1000_hw.c
> Minor changes to remove {} from single line if and remove extra parenthesis.
> Fixes checkpatch warning for <asm/bitops.h> and <asm/io.h> usage.
>
Greg may complain that you've done too much in 1 patch.

> Signed-off-by: Janakarajan Natarajan <janakarajann@xxxxxxxxx>
> ---
> drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c | 12 ++++++------
> drivers/staging/ft1000/ft1000-usb/ft1000_debug.c | 9 +++------
> 2 files changed, 9 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c
> index 017c3b9..a01b9e3 100644
> --- a/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c
> +++ b/drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c
> @@ -28,8 +28,8 @@
> #include <linux/timer.h>
> #include <linux/interrupt.h>
> #include <linux/in.h>
> -#include <asm/io.h>
> -#include <asm/bitops.h>
> +#include <linux/io.h>
> +#include <linux/bitops.h>
>
> #include <linux/netdevice.h>
> #include <linux/etherdevice.h>
> @@ -1948,11 +1948,11 @@ static irqreturn_t ft1000_interrupt(int irq, void *dev_id)
> ft1000_read_reg(dev,
> FT1000_REG_MAG_DFSR);
> }
> - if (tempword & 0x1f) {
> + if (tempword & 0x1f)
> ft1000_copy_up_pkt(dev);
> - } else {
> + else
> break;
> - }
> +
> cnt++;
> } while (cnt < MAX_RCV_LOOP);
>
> @@ -2008,8 +2008,8 @@ static void ft1000_get_drvinfo(struct net_device *dev,
> struct ethtool_drvinfo *info)
> {
> struct ft1000_info *ft_info;
> - ft_info = netdev_priv(dev);
>
> + ft_info = netdev_priv(dev);

You could just do:
struct ft1000_info *ft_info = netdev_priv(dev)

> strlcpy(info->driver, "ft1000", sizeof(info->driver));
> snprintf(info->bus_info, sizeof(info->bus_info), "PCMCIA 0x%lx",
> dev->base_addr);
> diff --git a/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c b/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c
> index c8d2782..bd0d25c 100644
> --- a/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c
> +++ b/drivers/staging/ft1000/ft1000-usb/ft1000_debug.c
> @@ -317,9 +317,8 @@ static int ft1000_open(struct inode *inode, struct file *file)
>
> /* Search for available application info block */
> for (i = 0; i < MAX_NUM_APP; i++) {
> - if ((dev->app_info[i].fileobject == NULL)) {
> + if (dev->app_info[i].fileobject == NULL)
> break;
> - }

Here you can simply do:
if (!dev->app_info[i].file_object)

> }
>
> /* Fail due to lack of application info block */
> @@ -575,9 +574,8 @@ static long ft1000_ioctl(struct file *file, unsigned int command,
> } else {
> /* Check if this message came from a registered application */
> for (i = 0; i < MAX_NUM_APP; i++) {
> - if (ft1000dev->app_info[i].fileobject == &file->f_owner) {
> + if (ft1000dev->app_info[i].fileobject == &file->f_owner)
> break;
> - }
> }
> if (i == MAX_NUM_APP) {
> pr_debug("No matching application fileobject\n");
> @@ -629,9 +627,8 @@ static long ft1000_ioctl(struct file *file, unsigned int command,
> pmsg = (u16 *)&dpram_data->pseudohdr;
> ppseudo_hdr = (struct pseudo_hdr *)pmsg;
> total_len = msgsz+2;
> - if (total_len & 0x1) {
> + if (total_len & 0x1)
> total_len++;
> - }
>
> /* Insert slow queue sequence number */
> ppseudo_hdr->seq_num = info->squeseqnum++;
>


--
Thanks,
Giedrius
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