diff options
| -rw-r--r-- | drivers/hwtracing/stm/core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c index 0e731143f6a4..9414900575d8 100644 --- a/drivers/hwtracing/stm/core.c +++ b/drivers/hwtracing/stm/core.c @@ -566,7 +566,7 @@ static int stm_char_policy_set_ioctl(struct stm_file *stmf, void __user *arg) if (copy_from_user(&size, arg, sizeof(size))) return -EFAULT; - if (size >= PATH_MAX + sizeof(*id)) + if (size < sizeof(*id) || size >= PATH_MAX + sizeof(*id)) return -EINVAL; /* |