diff options
Diffstat (limited to 'kernel/futex.c')
| -rw-r--r-- | kernel/futex.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index 0c92c8d34ffa..ec9df5ba040b 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -3067,6 +3067,10 @@ int handle_futex_death(u32 __user *uaddr, struct task_struct *curr, int pi) { u32 uval, uninitialized_var(nval), mval; + /* Futex address must be 32bit aligned */ + if ((((unsigned long)uaddr) % sizeof(*uaddr)) != 0) + return -1; + retry: if (get_user(uval, uaddr)) return -1; |