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path: root/net/ipv4/sysctl_net_ipv4.c
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Diffstat (limited to 'net/ipv4/sysctl_net_ipv4.c')
-rw-r--r--net/ipv4/sysctl_net_ipv4.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 130e9c130311..5490c285668b 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -84,7 +84,7 @@ static int ipv4_local_port_range(struct ctl_table *table, int write,
* port limit.
*/
if ((range[1] < range[0]) ||
- (range[0] < net->ipv4.sysctl_ip_prot_sock))
+ (range[0] < READ_ONCE(net->ipv4.sysctl_ip_prot_sock)))
ret = -EINVAL;
else
set_local_port_range(net, range);
@@ -110,7 +110,7 @@ static int ipv4_privileged_ports(struct ctl_table *table, int write,
.extra2 = &ip_privileged_port_max,
};
- pports = net->ipv4.sysctl_ip_prot_sock;
+ pports = READ_ONCE(net->ipv4.sysctl_ip_prot_sock);
ret = proc_dointvec_minmax(&tmp, write, buffer, lenp, ppos);
@@ -122,7 +122,7 @@ static int ipv4_privileged_ports(struct ctl_table *table, int write,
if (range[0] < pports)
ret = -EINVAL;
else
- net->ipv4.sysctl_ip_prot_sock = pports;
+ WRITE_ONCE(net->ipv4.sysctl_ip_prot_sock, pports);
}
return ret;