1 files changed, 0 insertions, 3 deletions

diff --git a/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c b/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c
index 023835303b..efca66445a 100644
--- a/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c
+++ b/firmware/target/mips/ingenic_jz47xx/ata-sd-jz4740.c
@@ -1512,9 +1512,6 @@ static void sd_thread(void)
             /* Wait until the USB cable is extracted again */
             usb_wait_for_disconnect(&sd_queue);
             break;
-        case SYS_USB_DISCONNECTED:
-            usb_acknowledge(SYS_USB_DISCONNECTED_ACK);
-            break;
         }
     }
 }