diff options
| author | Michael Bestas <mkbestas@lineageos.org> | 2020-05-10 01:30:22 +0300 |
|---|---|---|
| committer | Michael Bestas <mkbestas@lineageos.org> | 2020-05-14 20:02:37 +0300 |
| commit | 5d60efc89fa6e5a6616bd9dfa2b0702756b7404e (patch) | |
| tree | 87757b8f716c565352758d964f4fead762d7e139 /kernel/futex.c | |
| parent | 47adfb24dc4eabe3507c89902c5068f501b01b13 (diff) | |
| parent | 96b09cba55905a34aa152a9689a43d6d3c78b04d (diff) | |
Merge branch 'android-4.4-p' of https://android.googlesource.com/kernel/common into lineage-17.1-caf-msm8998
This brings LA.UM.8.4.r1-05400-8x98.0 up to date with
https://android.googlesource.com/kernel/common/ android-4.4-p at commit:
96b09cba55905 UPSTREAM: net: socket: set sock->sk to NULL after calling proto_ops::release()
Conflicts:
drivers/scsi/ufs/ufshcd.c
drivers/usb/gadget/composite.c
drivers/usb/gadget/function/f_fs.c
Change-Id: I3e79c0d20e3eb3246a50c9a1e815cdf030a4232e
Diffstat (limited to 'kernel/futex.c')
| -rw-r--r-- | kernel/futex.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index 9ce03b0600fd..e3ef6934b37f 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -1479,8 +1479,16 @@ static int futex_atomic_op_inuser(unsigned int encoded_op, u32 __user *uaddr) int oldval, ret; if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) { - if (oparg < 0 || oparg > 31) - return -EINVAL; + if (oparg < 0 || oparg > 31) { + char comm[sizeof(current->comm)]; + /* + * kill this print and return -EINVAL when userspace + * is sane again + */ + pr_info_ratelimited("futex_wake_op: %s tries to shift op by %d; fix this program\n", + get_task_comm(comm, current), oparg); + oparg &= 31; + } oparg = 1 << oparg; } |