common/sfc_efx/base: fix signed/unsigned mismatch warnings
Fix signed/unsigned mismatch issues found by Windows build.
Fixes:
34285fd0891d ("common/sfc_efx/base: add match spec validate API")
Fixes:
bb71f7e0a35a ("common/sfc_efx/base: add match specs class comparison API")
Fixes:
e9d5c5fb6872 ("common/sfc_efx/base: avoid reading past buffer")
Cc: stable@dpdk.org
Signed-off-by: Ivan Malov <ivan.malov@oktetlabs.ru>
Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Reviewed-by: Andy Moreton <amoreton@xilinx.com>