diff options
author | Anders Roxell <anders.roxell@linaro.org> | 2015-03-20 21:03:53 +0100 |
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committer | Anders Roxell <anders.roxell@linaro.org> | 2015-03-20 21:03:53 +0100 |
commit | e20e8b472345ea5babd805db6726d1a7000f7673 (patch) | |
tree | 1aaff25991578806a867ba3efcb0f7fd59940388 /drivers/input/evdev.c | |
parent | 588956edf5bb33741de41687677f21f5c37671da (diff) | |
parent | c59ecb2edfc11b725a0fa4cb5420c4dbae482c17 (diff) |
Merge tag 'v3.14.36-rt31-lno1' into linux-linaro-lsk-v3.14-rt
Linux 3.14.36-rt31
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Conflicts:
arch/arm64/kernel/setup.c
arch/x86/kernel/traps.c
Diffstat (limited to 'drivers/input/evdev.c')
-rw-r--r-- | drivers/input/evdev.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index ce953d895f5b..fb787c3e88d9 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -757,20 +757,23 @@ static int evdev_handle_set_keycode_v2(struct input_dev *dev, void __user *p) */ static int evdev_handle_get_val(struct evdev_client *client, struct input_dev *dev, unsigned int type, - unsigned long *bits, unsigned int max, - unsigned int size, void __user *p, int compat) + unsigned long *bits, unsigned int maxbit, + unsigned int maxlen, void __user *p, + int compat) { int ret; unsigned long *mem; + size_t len; - mem = kmalloc(sizeof(unsigned long) * max, GFP_KERNEL); + len = BITS_TO_LONGS(maxbit) * sizeof(unsigned long); + mem = kmalloc(len, GFP_KERNEL); if (!mem) return -ENOMEM; spin_lock_irq(&dev->event_lock); spin_lock(&client->buffer_lock); - memcpy(mem, bits, sizeof(unsigned long) * max); + memcpy(mem, bits, len); spin_unlock(&dev->event_lock); @@ -778,7 +781,7 @@ static int evdev_handle_get_val(struct evdev_client *client, spin_unlock_irq(&client->buffer_lock); - ret = bits_to_user(mem, max, size, p, compat); + ret = bits_to_user(mem, maxbit, maxlen, p, compat); if (ret < 0) evdev_queue_syn_dropped(client); |