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-rw-r--r--include/net/ip.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/ip.h b/include/net/ip.h
index 05fe313f72fa..4a15b6bcb4b8 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -384,7 +384,7 @@ void ipfrag_init(void);
void ip_static_sysctl_init(void);
#define IP4_REPLY_MARK(net, mark) \
- ((net)->ipv4.sysctl_fwmark_reflect ? (mark) : 0)
+ (READ_ONCE((net)->ipv4.sysctl_fwmark_reflect) ? (mark) : 0)
static inline bool ip_is_fragment(const struct iphdr *iph)
{