soc/intel/alderlake: Avoid NULL pointer deference

Coverity detects dereference pointers req and res that are NULL when
calling the pmc_send_ipc_cmd function. This change prevents NULL
pointers dereference.

Found-by: Coverity CID 1458077, 1458078
TEST=None

Signed-off-by: John Zhao <john.zhao@intel.com>
Change-Id: I151157e7a9a90c43075f431933ac44f29fd25127
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56123
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

0 files changed, 0 insertions, 0 deletions