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Diffstat (limited to 'net/core/sock.c')
-rw-r--r--net/core/sock.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/net/core/sock.c b/net/core/sock.c
index a515392ba84b..71787f7c4f8c 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -333,7 +333,6 @@ EXPORT_SYMBOL(__sk_backlog_rcv);
static int sock_get_timeout(long timeo, void *optval, bool old_timeval)
{
struct __kernel_sock_timeval tv;
- int size;
if (timeo == MAX_SCHEDULE_TIMEOUT) {
tv.tv_sec = 0;
@@ -354,13 +353,11 @@ static int sock_get_timeout(long timeo, void *optval, bool old_timeval)
old_tv.tv_sec = tv.tv_sec;
old_tv.tv_usec = tv.tv_usec;
*(struct __kernel_old_timeval *)optval = old_tv;
- size = sizeof(old_tv);
- } else {
- *(struct __kernel_sock_timeval *)optval = tv;
- size = sizeof(tv);
+ return sizeof(old_tv);
}
- return size;
+ *(struct __kernel_sock_timeval *)optval = tv;
+ return sizeof(tv);
}
static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen, bool old_timeval)
@@ -687,7 +684,8 @@ out:
return ret;
}
-static inline void sock_valbool_flag(struct sock *sk, int bit, int valbool)
+static inline void sock_valbool_flag(struct sock *sk, enum sock_flags bit,
+ int valbool)
{
if (valbool)
sock_set_flag(sk, bit);
@@ -1127,7 +1125,7 @@ set_rcvbuf:
break;
}
case SO_INCOMING_CPU:
- sk->sk_incoming_cpu = val;
+ WRITE_ONCE(sk->sk_incoming_cpu, val);
break;
case SO_CNX_ADVICE:
@@ -1476,7 +1474,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname,
break;
case SO_INCOMING_CPU:
- v.val = sk->sk_incoming_cpu;
+ v.val = READ_ONCE(sk->sk_incoming_cpu);
break;
case SO_MEMINFO:
@@ -3015,7 +3013,7 @@ int sock_gettstamp(struct socket *sock, void __user *userstamp,
return -ENOENT;
if (ts.tv_sec == 0) {
ktime_t kt = ktime_get_real();
- sock_write_timestamp(sk, kt);;
+ sock_write_timestamp(sk, kt);
ts = ktime_to_timespec64(kt);
}
@@ -3042,7 +3040,7 @@ int sock_gettstamp(struct socket *sock, void __user *userstamp,
}
EXPORT_SYMBOL(sock_gettstamp);
-void sock_enable_timestamp(struct sock *sk, int flag)
+void sock_enable_timestamp(struct sock *sk, enum sock_flags flag)
{
if (!sock_flag(sk, flag)) {
unsigned long previous_flags = sk->sk_flags;
@@ -3600,7 +3598,7 @@ bool sk_busy_loop_end(void *p, unsigned long start_time)
{
struct sock *sk = p;
- return !skb_queue_empty(&sk->sk_receive_queue) ||
+ return !skb_queue_empty_lockless(&sk->sk_receive_queue) ||
sk_busy_loop_timeout(sk, start_time);
}
EXPORT_SYMBOL(sk_busy_loop_end);