Bears, as I recall, like a fine port, preferably with dead bugs floating in it. ;-D
Seriously, you're safe having booze in the tent. It tastes and smells pretty awful to animals, except the human one. of course. Most species know poison when they smell it.
If you feel unsafe with whiskey, try Everclear. It'll kill the danged bear, and you won't have to worry about it ever again.
Hey, Doug, did you bag that fine single malt that you brought along on our aborted AT hike?
Now, beer, on the other hand . . .