No there will be no problems using the glass from the 7000 on the 5D
I went from using both a 7000 and an HTSI to the 7D
Minolta unlike other companies have used the same mount since 1985
It's a Bayonette type A mount
The lenses you have will work just fine...
Just remember when you are using these lenses to multiply them by 1.5 so
if you have a 50mm Prime lens it will actually act as a 75mm