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2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/net/ipv4/igmp.c
.. .. @@ -353,8 +353,9 @@
353 353  	struct flowi4 fl4;
354 354  	int hlen = LL_RESERVED_SPACE(dev);
355 355  	int tlen = dev->needed_tailroom;
356 -	unsigned int size = mtu;
356 +	unsigned int size;
357 357  
358 +	size = min(mtu, IP_MAX_MTU);
358 359  	while (1) {
359 360  		skb = alloc_skb(size + hlen + tlen,
360 361  				GFP_ATOMIC | __GFP_NOWARN);

..	..	@@ -353,8 +353,9 @@
353	353	struct flowi4 fl4;
354	354	int hlen = LL_RESERVED_SPACE(dev);
355	355	int tlen = dev->needed_tailroom;
356		- unsigned int size = mtu;
	356	+ unsigned int size;
357	357
	358	+ size = min(mtu, IP_MAX_MTU);
358	359	while (1) {
359	360	skb = alloc_skb(size + hlen + tlen,
360	361	GFP_ATOMIC \| __GFP_NOWARN);