It is possible that 'malloc_fo_sub' and 'remalloc_fo' can
fail, so add appropriate error checks for those cases.
This incidentally fixes a possible memory leak when
'malloc_fo_sub' succeeds but 'remalloc_fo' does not.
Found-by: Coverity Scan #1396050
Signed-off-by: Jacob Garber <jgarber1@ualberta.ca>
Change-Id: I944b67f5cdcfd7a687e81d8bb01a209c9dc9b0b8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32696
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>