The Linville Gorge Wilderness Area lies entirely within the Pisgah National Forest and is managed by the Grandfather Ranger District of the United States Forest Service
Possession of firearms. The possession and unconcealed carry of a firearm on the National Forest lands is not restricted by federal law or Forest Service regulations with the exception of “prohibited possessors,” such as convicted felons (see 18 USC 922g
The feds don't care if you carry, N.C. Wildlife Resources Commission does!
I haven't researched this aspect completely, but it appears that all such land in NC is considered 'game land" and the NCWRC seems to claim some jurisdiction. I've gathered that only a .22 pistol is acceptable unless you have a hunting license and it is in season. Got you pointed in the right direction I hope.