gsm_trx_name(): don't break if trx is NULL
Just as a general precaution deemed to fit such a convenience function that
lives in libcommon, no actual failure observed.
Change-Id: I8e77fe1abc402469fd037e2fde2f46e2c8114f59
diff --git a/openbsc/src/libcommon/gsm_data_shared.c b/openbsc/src/libcommon/gsm_data_shared.c
index 4eea21e..b8853ad 100644
--- a/openbsc/src/libcommon/gsm_data_shared.c
+++ b/openbsc/src/libcommon/gsm_data_shared.c
@@ -328,8 +328,11 @@
char *gsm_trx_name(const struct gsm_bts_trx *trx)
{
- snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)",
- trx->bts->nr, trx->nr);
+ if (!trx)
+ snprintf(ts2str, sizeof(ts2str), "(trx=NULL)");
+ else
+ snprintf(ts2str, sizeof(ts2str), "(bts=%d,trx=%d)",
+ trx->bts->nr, trx->nr);
return ts2str;
}