tools/power/x86/intel-speed-select: Warn for invalid package id

When CPU is offline, we can't get package id. So print error for this
and don't use output.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Srinivas Pandruvada 2020-03-05 14:45:12 -08:00 • committed by Andy Shevchenko
commit f0e0b4d17b