diff options
| -rw-r--r-- | drivers/input/misc/keychord.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/misc/keychord.c b/drivers/input/misc/keychord.c index fdcc14653b64..82fefdff366a 100644 --- a/drivers/input/misc/keychord.c +++ b/drivers/input/misc/keychord.c @@ -276,7 +276,7 @@ static ssize_t keychord_write(struct file *file, const char __user *buffer, size_t resid = count; size_t key_bytes; - if (count < sizeof(struct input_keychord)) + if (count < sizeof(struct input_keychord) || count > PAGE_SIZE) return -EINVAL; keychords = kzalloc(count, GFP_KERNEL); if (!keychords) |