fix axiomatic-systems#691

Aryan89909 · May 1, 2022 · 33331ce · 33331ce
1 parent 1954c9e
commit 33331ce
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Source/C++/Apps/Mp42Hls/Mp42Hls.cpp b/Source/C++/Apps/Mp42Hls/Mp42Hls.cpp
@@ -1865,7 +1865,7 @@ main(int argc, char** argv)
     }
 
     if (Options.encryption_iv_mode == ENCRYPTION_IV_MODE_FPS) {
-        if (AP4_StringLength(Options.encryption_key_hex) != 64) {
+        if (Options.encryption_key_hex == NULL || AP4_StringLength(Options.encryption_key_hex) != 64) {
             fprintf(stderr, "ERROR: 'fps' IV mode requires a 32 byte key value (64 characters in hex)\n");
             return 1;
         }