Re: [sr-dev] [kamailio/kamailio] db_redis: warning: 'table_name.len' may be used uninitialized (#2169)

**tls_map.h** ``` CC (gcc) [M tls.so] tls_server.o CC (gcc) [M tls.so] tls_locking.o CC (gcc) [M tls.so] tls_domain.o In file included from tls_domain.c:33: tls_domain.c: In function 'load_engine_private_key': tls_map.h:46:14: warning: 'pkey' may be used uninitialized in this function [-Wmaybe-uninitialized] 46 | ( (m)->tmp = (value),\ | ^ tls_domain.c:1187:12: note: 'pkey' was declared here 1187 | EVP_PKEY *pkey; | ^~~~ CC (gcc) [M tls.so] tls_util.o LD (gcc) [M tls.so] tls.so CC (gcc) [M presence.so] notify.o CC (gcc) [M presence.so] subscribe.o ```