qrouting: Fix Coverity paranoid warning

Even if the buffer can never be overflown here thanks to the CHAR(64) DB
schema restriction, if the user were to change the DB schema by hand and
extend the column to 65+ chars, it would crash OpenSIPS, so the warning
makes some sense.

Fixes CID #211387

modules/qrouting/qr_load.c

@@ -50,10 +50,15 @@ str qr_profiles_table = str_init("qr_profiles");
 static inline void add_profile(qr_profile_t *prof,
 		const int *int_vals, char * const *str_vals, const double *double_vals)
 {
-	int i;
+	int i, len;
 
 	prof->id = int_vals[INT_VALS_ID];
-	strncpy(prof->name, str_vals[STR_VALS_PROFILE_NAME], QR_NAME_COL_SZ + 1);
+
+	len = strlen(str_vals[STR_VALS_PROFILE_NAME]);
+	if (len > QR_NAME_COL_SZ)
+		len = QR_NAME_COL_SZ;
+	memcpy(prof->name, str_vals[STR_VALS_PROFILE_NAME], len);
+	prof->name[len] = '\0';
 
 	prof->asr1 = double_vals[DBL_VALS_WARN_ASR];
 	prof->ccr1 = double_vals[DBL_VALS_WARN_CCR];