I don’t hold any great opinion either way. If I was starving in a war torn corner of Africa I’d probably try and get to the EU too.There's nothing wrong with wanting to preserve one's home nation's culture and ethnicity.
Multiculturalism doesn't work. That's why London is awash with black gang bangers stabbing and shooting each other, Asian rape gangs prey on white girls, and the authorities we pay to protect us turn a blind eye in the name of racial harmony.
The western opinions on migration have definitely shifted to be less tolerant than a few decades ago so you can see a big issue looming with rising food prices.