1 files changed, 2 insertions, 2 deletions

diff --git a/kernel/futex.c b/kernel/futex.c
index 76ed5921117a..57d0b3657e16 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -1582,8 +1582,8 @@ static int futex_atomic_op_inuser(unsigned int encoded_op, u32 __user *uaddr)
 {
         unsigned int op =         (encoded_op & 0x70000000) >> 28;
         unsigned int cmp =        (encoded_op & 0x0f000000) >> 24;
-        int oparg = sign_extend32((encoded_op & 0x00fff000) >> 12, 12);
-        int cmparg = sign_extend32(encoded_op & 0x00000fff, 12);
+        int oparg = sign_extend32((encoded_op & 0x00fff000) >> 12, 11);
+        int cmparg = sign_extend32(encoded_op & 0x00000fff, 11);
         int oldval, ret;
 
         if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) {