usb: ftdi-elan: remove a unnecessary variable 'empty_packets' (04389af7) · Commits · 戴 / test

The variable 'empty_packets' does not used in any other places except for self increment, so it can be removed. Signed-off-by:

drivers/usb/misc/ftdi-elan.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -915,7 +915,6 @@ static int ftdi_elan_respond_engine(struct usb_ftdi *ftdi)
		int bytes_read = 0;
		int retry_on_empty = 1;
		int retry_on_timeout = 3;
		int empty_packets = 0;
		read:{
		int packet_bytes = 0;
		int retval = usb_bulk_msg(ftdi->udev,
		@@ -963,7 +962,6 @@ read:{
		} else if (packet_bytes == 2) {
		unsigned char s0 = ftdi->bulk_in_buffer[0];
		unsigned char s1 = ftdi->bulk_in_buffer[1];
		empty_packets += 1;
		if (s0 == 0x31 && s1 == 0x60) {
		if (retry_on_empty-- > 0) {
		goto more;