ipv4: icmp: use this_cpu_read() in icmp_sk()

this_cpu_read(*X) is faster than *this_cpu_ptr(X) Signed-off-by: Eric Dumazet <[email protected]> Signed-off-by: David S. Miller <[email protected]>
dereference23 · Jun 18, 2023 · fd6b69e · fd6b69e
1 parent ce6009a
commit fd6b69e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
@@ -206,7 +206,7 @@ static const struct icmp_control icmp_pointers[NR_ICMP_TYPES+1];
  */
 static struct sock *icmp_sk(struct net *net)
 {
-	return *this_cpu_ptr(net->ipv4.icmp_sk);
+	return this_cpu_read(*net->ipv4.icmp_sk);
 }
 
 /* Called with BH disabled */