some null checks from coverity

diff --git a/src/switch_ivr_play_say.c b/src/switch_ivr_play_say.c
index 47451c3ca6efe8ed27d7433aa0fe7c7708d889a8..74ed83efb8a88a7aa6e90b2318fa7d48d6704b54 100644 (file)
--- a/src/switch_ivr_play_say.c
+++ b/src/switch_ivr_play_say.c
@@ -1084,7 +1084,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_play_file(switch_core_session_t *sess
 
        arg_recursion_check_start(args);
 
-       if (!strcasecmp(read_impl.iananame, "l16")) {
+       if (!zstr(read_impl.iananame) && !strcasecmp(read_impl.iananame, "l16")) {
                l16++;
        }
 
@@ -1997,7 +1997,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_read(switch_core_session_t *session,
 
                switch_channel_set_variable(channel, SWITCH_READ_TERMINATOR_USED_VARIABLE, tb);
 
-               if ((p = strchr(valid_terminators, tb[0]))) {
+               if (!zstr(valid_terminators) && (p = strchr(valid_terminators, tb[0]))) {
                        if (p >= (valid_terminators + 1) && (*(p - 1) == '+' || *(p - 1) == 'x')) {
                                switch_snprintf(digit_buffer + strlen(digit_buffer), digit_buffer_length - strlen(digit_buffer), "%s", tb);
                                if (*(p - 1) == 'x') {