diff options
Diffstat (limited to 'src/osmo_ss7.c')
| -rw-r--r-- | src/osmo_ss7.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/osmo_ss7.c b/src/osmo_ss7.c index eb5a4ef..6db3f14 100644 --- a/src/osmo_ss7.c +++ b/src/osmo_ss7.c @@ -247,10 +247,16 @@ err: const char *_osmo_ss7_pointcode_print(char *buf, size_t len, struct osmo_ss7_instance *inst, uint32_t pc) { - const struct osmo_ss7_pc_fmt *pc_fmt = inst ? &inst->cfg.pc_fmt : &default_pc_fmt; - unsigned int num_comp_exp = num_pc_comp_exp(pc_fmt); - const char *fmtstr = gen_pc_fmtstr(pc_fmt, &num_comp_exp); + const struct osmo_ss7_pc_fmt *pc_fmt; + unsigned int num_comp_exp; + const char *fmtstr; + + if (!osmo_ss7_pc_is_valid(pc)) + return "(no PC)"; + pc_fmt = inst ? &inst->cfg.pc_fmt : &default_pc_fmt; + num_comp_exp = num_pc_comp_exp(pc_fmt); + fmtstr = gen_pc_fmtstr(pc_fmt, &num_comp_exp); OSMO_ASSERT(fmtstr); snprintf(buf, len, fmtstr, pc_comp_shift_and_mask(pc_fmt, 0, pc), |