Commit
f7f0f451a05a23221dd1f9d1f7ebf0a0423dbcc9
by Vadim YanitskiySMS-over-GSUP: properly update MSC_CTR_SMS_RP_ERR_{MEM,OTHER}
These counters have not been updated in SMS-over-GSUP mode so far.
Move the logic updating counters to the common code path.
Take a chance to use rate_ctr_inc2().
Change-Id: I97b4699e5b2c44989368004a53e26ca5daaa7b14
Related: SYS#7323