Commits
Nicholas Piggin committed a72808a7ec5
powerpc/64: __ioremap_at clean up in the error case __ioremap_at error handling is wonky, it requires caller to clean up after it. Implement a helper that does the map and error cleanup and remove the requirement from the caller. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>