FS-9135: handle null sdp sent to switch_core_media_set_sdp_codec_string

diff --git a/src/switch_core_media.c b/src/switch_core_media.c
index fede877b462de2f4e00b79a6a8acc9c99bb00874..4ce5cc08ffba9ef904cf51a86986ec9a63f2a2e6 100644 (file)
--- a/src/switch_core_media.c
+++ b/src/switch_core_media.c
@@ -10095,6 +10095,9 @@ SWITCH_DECLARE(void) switch_core_media_set_sdp_codec_string(switch_core_session_
                return;
        }
 
+       if (!r_sdp) {
+               return;
+       }
 
        if ((parser = sdp_parse(NULL, r_sdp, (int) strlen(r_sdp), 0))) {