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HID: 'name' and 'phys' in 'struct hid_device' can never be NULL
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As they are static members of fix size, there is no need to NULL-check them.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Cc: Dmitry Torokhov <dtor@mail.ru>
Cc: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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Daniel Mack authored and Jiri Kosina committed May 18, 2011
1 parent 8c4e708 commit dd2ed48
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Showing 2 changed files with 4 additions and 28 deletions.
14 changes: 2 additions & 12 deletions drivers/hid/hidraw.c
Original file line number Diff line number Diff line change
Expand Up @@ -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) ?
Expand All @@ -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) ?
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18 changes: 2 additions & 16 deletions drivers/hid/usbhid/hiddev.c
Original file line number Diff line number Diff line change
Expand Up @@ -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) ?
Expand All @@ -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) ?
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