1 files changed, 2 insertions, 4 deletions
diff --git a/usb-i2c-sl018/update-keys.c b/usb-i2c-sl018/update-keys.c
index ae22843..fcca0a3 100644
--- a/usb-i2c-sl018/update-keys.c
+++ b/usb-i2c-sl018/update-keys.c
@@ -112,7 +112,6 @@ int main(int argc, char* argv[])
       break;
     }
   }
-
   printf("read %d keys from STDIN\n", key_num);
   
   int i;
@@ -121,9 +120,8 @@ int main(int argc, char* argv[])
     send_key(key, dev);
 
   char tmp;
-  while(fread(&tmp, 1, 1, dev)) {
-    fwrite(&tmp, 1, 1, dev);
-  }
+  while(fread(&tmp, 1, 1, dev))
+    fwrite(&tmp, 1, 1, stdout);
 
   return 0;
 }