diff options
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/evdev.c | 2 | ||||
| -rw-r--r-- | drivers/input/keyboard/twl4030_keypad.c | 4 | ||||
| -rw-r--r-- | drivers/input/serio/i8042-x86ia64io.h | 7 | ||||
| -rw-r--r-- | drivers/input/serio/serio_raw.c | 15 |
4 files changed, 18 insertions, 10 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 76457d50bc3..afc166fcc3d 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -386,7 +386,7 @@ static ssize_t evdev_read(struct file *file, char __user *buffer, struct evdev_client *client = file->private_data; struct evdev *evdev = client->evdev; struct input_event event; - int retval; + int retval = 0; if (count < input_event_size()) return -EINVAL; diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c index a588578037e..67bec14e8b9 100644 --- a/drivers/input/keyboard/twl4030_keypad.c +++ b/drivers/input/keyboard/twl4030_keypad.c @@ -34,7 +34,6 @@ #include <linux/i2c/twl.h> #include <linux/slab.h> - /* * The TWL4030 family chips include a keypad controller that supports * up to an 8x8 switch matrix. The controller can issue system wakeup @@ -302,7 +301,7 @@ static int __devinit twl4030_kp_program(struct twl4030_keypad *kp) if (twl4030_kpwrite_u8(kp, i, KEYP_DEB) < 0) return -EIO; - /* Set timeout period to 100 ms */ + /* Set timeout period to 200 ms */ i = KEYP_PERIOD_US(200000, PTV_PRESCALER); if (twl4030_kpwrite_u8(kp, (i & 0xFF), KEYP_TIMEOUT_L) < 0) return -EIO; @@ -466,4 +465,3 @@ MODULE_AUTHOR("Texas Instruments"); MODULE_DESCRIPTION("TWL4030 Keypad Driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:twl4030_keypad"); - diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index b4cfc6c8be8..5ec774d6c82 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -512,6 +512,13 @@ static const struct dmi_system_id __initconst i8042_dmi_reset_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Vostro 1720"), }, }, + { + /* Lenovo Ideapad U455 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "20046"), + }, + }, { } }; diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c index 8250299fd64..4494233d331 100644 --- a/drivers/input/serio/serio_raw.c +++ b/drivers/input/serio/serio_raw.c @@ -164,7 +164,8 @@ static ssize_t serio_raw_read(struct file *file, char __user *buffer, struct serio_raw_client *client = file->private_data; struct serio_raw *serio_raw = client->serio_raw; char uninitialized_var(c); - ssize_t retval = 0; + ssize_t read = 0; + int retval; if (serio_raw->dead) return -ENODEV; @@ -180,13 +181,15 @@ static ssize_t serio_raw_read(struct file *file, char __user *buffer, if (serio_raw->dead) return -ENODEV; - while (retval < count && serio_raw_fetch_byte(serio_raw, &c)) { - if (put_user(c, buffer++)) - return -EFAULT; - retval++; + while (read < count && serio_raw_fetch_byte(serio_raw, &c)) { + if (put_user(c, buffer++)) { + retval = -EFAULT; + break; + } + read++; } - return retval; + return read ?: retval; } static ssize_t serio_raw_write(struct file *file, const char __user *buffer, |