Re: [PATCH] input: members 'name' and 'phys' of 'struct hid_device' can never be NULL
flat view
From: Jiri Kosina <hidden>
Date: 2011-05-18 11:24:09
On Sun, 15 May 2011, Daniel Mack wrote:
quoted hunk ↗ jump to hunk
As they are static members of fix size, there is no need to them. Signed-off-by: Daniel Mack <zonque@gmail.com> Cc: Dmitry Torokhov <redacted> Cc: Jiri Kosina <redacted> --- drivers/hid/hidraw.c | 14 ++------------ drivers/hid/usbhid/hiddev.c | 18 ++---------------- 2 files changed, 4 insertions(+), 28 deletions(-)diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 54409cb..3dd1877 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c@@ -395,12 +395,7 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd, } if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGRAWNAME(0))) { - int len; - if (!hid->name) { - ret = 0; - break; - } - len = strlen(hid->name) + 1; + int len = strlen(hid->name) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); ret = copy_to_user(user_arg, hid->name, len) ?@@ -409,12 +404,7 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd, } if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGRAWPHYS(0))) { - int len; - if (!hid->phys) { - ret = 0; - break; - } - len = strlen(hid->phys) + 1; + int len = strlen(hid->phys) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); ret = copy_to_user(user_arg, hid->phys, len) ?diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index af0a7c1..5ca9c35 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c@@ -801,14 +801,7 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) break; if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGNAME(0))) { - int len; - - if (!hid->name) { - r = 0; - break; - } - - len = strlen(hid->name) + 1; + int len = strlen(hid->name) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); r = copy_to_user(user_arg, hid->name, len) ?@@ -817,14 +810,7 @@ static long hiddev_ioctl(struct file *file, unsigned int cmd, unsigned long arg) } if (_IOC_NR(cmd) == _IOC_NR(HIDIOCGPHYS(0))) { - int len; - - if (!hid->phys) { - r = 0; - break; - } - - len = strlen(hid->phys) + 1; + int len = strlen(hid->phys) + 1; if (len > _IOC_SIZE(cmd)) len = _IOC_SIZE(cmd); r = copy_to_user(user_arg, hid->phys, len) ?
Applied, thanks. -- Jiri Kosina SUSE Labs