libvpx: Pull from upstream

source/libvpx/vpxdec.c

Index: source/libvpx/vpxdec.c
diff --git a/source/libvpx/vpxdec.c b/source/libvpx/vpxdec.c
index 310f4a059d49bb24a758799efaa8e2fca5ba5983..59c982d877db70557eb2c0a5118c8ab53c765a2f 100644
--- a/source/libvpx/vpxdec.c
+++ b/source/libvpx/vpxdec.c
@@ -519,7 +519,7 @@ static FILE *open_outfile(const char *name) {
   } else {
     FILE *file = fopen(name, "wb");
     if (!file)
-      fatal("Failed to output file %s", name);
+      fatal("Failed to open output file '%s'", name);
     return file;
   }
 }
@@ -718,15 +718,15 @@ int main_loop(int argc, const char **argv_) {
   /* Handle non-option arguments */
   fn = argv[0];
 
-  if (!fn)
+  if (!fn) {
+    free(argv);
     usage_exit();
-
+  }
   /* Open file */
   infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
 
   if (!infile) {
-    fprintf(stderr, "Failed to open file '%s'", strcmp(fn, "-") ? fn : "stdin");
-    return EXIT_FAILURE;
+    fatal("Failed to open input file '%s'", strcmp(fn, "-") ? fn : "stdin");
   }
 #if CONFIG_OS_SUPPORT
   /* Make sure we don't dump to the terminal, unless forced to with -o - */