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Merge 4.9.101 into android-4.9

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Changes in 4.9.101
	8139too: Use disable_irq_nosync() in rtl8139_poll_controller()
	bridge: check iface upper dev when setting master via ioctl
	dccp: fix tasklet usage
	ipv4: fix memory leaks in udp_sendmsg, ping_v4_sendmsg
	llc: better deal with too small mtu
	net: ethernet: sun: niu set correct packet size in skb
	net: ethernet: ti: cpsw: fix packet leaking in dual_mac mode
	net/mlx4_en: Verify coalescing parameters are in range
	net/mlx5: E-Switch, Include VF RDMA stats in vport statistics
	net_sched: fq: take care of throttled flows before reuse
	net: support compat 64-bit time in {s,g}etsockopt
	openvswitch: Don't swap table in nlattr_set() after OVS_ATTR_NESTED is found
	qmi_wwan: do not steal interfaces from class drivers
	r8169: fix powering up RTL8168h
	sctp: handle two v4 addrs comparison in sctp_inet6_cmp_addr
	sctp: remove sctp_chunk_put from fail_mark err path in sctp_ulpevent_make_rcvmsg
	sctp: use the old asoc when making the cookie-ack chunk in dupcook_d
	tcp_bbr: fix to zero idle_restart only upon S/ACKed data
	tg3: Fix vunmap() BUG_ON() triggered from tg3_free_consistent().
	bonding: do not allow rlb updates to invalid mac
	net/mlx5: Avoid cleaning flow steering table twice during error flow
	bonding: send learning packets for vlans on slave
	tcp: ignore Fast Open on repair mode
	sctp: fix the issue that the cookie-ack with auth can't get processed
	sctp: delay the authentication for the duplicated cookie-echo chunk
	serial: sccnxp: Fix error handling in sccnxp_probe()
	futex: Remove duplicated code and fix undefined behaviour
	xfrm: fix xfrm_do_migrate() with AEAD e.g(AES-GCM)
	lockd: lost rollback of set_grace_period() in lockd_down_net()
	Revert "ARM: dts: imx6qdl-wandboard: Fix audio channel swap"
	l2tp: revert "l2tp: fix missing print session offset info"
	nfp: TX time stamp packets before HW doorbell is rung
	proc: do not access cmdline nor environ from file-backed areas
	futex: futex_wake_op, fix sign_extend32 sign bits
	kernel/exit.c: avoid undefined behaviour when calling wait4()
	Linux 4.9.101

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Greg Kroah-Hartman
2018-05-19 14:06:17 +02:00
parent e14d1a35eb 6ba89b52ba
commit aef17a58e8
60 changed files with 384 additions and 584 deletions
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50
include/asm-generic/futex.h
View File

@@ -13,7 +13,7 @@
*/
/**
* futex_atomic_op_inuser() - Atomic arithmetic operation with constant
* arch_futex_atomic_op_inuser() - Atomic arithmetic operation with constant
* argument and comparison of the previous
* futex value with another constant.
*
@@ -25,18 +25,11 @@
* <0 - On error
*/
static inline int
futex_atomic_op_inuser(int encoded_op, u32 __user *uaddr)
arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, u32 __user *uaddr)
{
int op = (encoded_op >> 28) & 7;
int cmp = (encoded_op >> 24) & 15;
int oparg = (encoded_op << 8) >> 20;
int cmparg = (encoded_op << 20) >> 20;
int oldval, ret;
u32 tmp;
if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
oparg = 1 << oparg;
preempt_disable();
pagefault_disable();
@@ -74,17 +67,9 @@ out_pagefault_enable:
pagefault_enable();
preempt_enable();
if (ret == 0) {
switch (cmp) {
case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break;
case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break;
case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break;
case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break;
case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break;
case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break;
default: ret = -ENOSYS;
}
}
if (ret == 0)
*oval = oldval;
return ret;
}
@@ -126,18 +111,9 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
#else
static inline int
futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr)
arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, u32 __user *uaddr)
{
int op = (encoded_op >> 28) & 7;
int cmp = (encoded_op >> 24) & 15;
int oparg = (encoded_op << 8) >> 20;
int cmparg = (encoded_op << 20) >> 20;
int oldval = 0, ret;
if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
oparg = 1 << oparg;
if (! access_ok (VERIFY_WRITE, uaddr, sizeof(u32)))
return -EFAULT;
pagefault_disable();
@@ -153,17 +129,9 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr)
pagefault_enable();
if (!ret) {
switch (cmp) {
case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break;
case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break;
case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break;
case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break;
case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break;
case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break;
default: ret = -ENOSYS;
}
}
if (!ret)
*oval = oldval;
return ret;
}