enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/drivers/net/ethernet/dec/tulip/eeprom.c
..
..
@@ -224,9 +224,7 @@
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 		        return;
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 		}
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-		mtable = kmalloc(sizeof(struct mediatable) +
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-				 count * sizeof(struct medialeaf),
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-				 GFP_KERNEL);
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+		mtable = kmalloc(struct_size(mtable, mleaf, count), GFP_KERNEL);
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 		if (mtable == NULL)
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 			return;				/* Horrible, impossible failure. */
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 		last_mediatable = tp->mtable = mtable;