[-next,1/2] usb: ftdi-elan: remove a unnecessary variable 'empty_packets'
STALE2814d
From: YueHaibing <hidden>
Date: 2019-01-23 14:17:55
Also in:
lkml
Subsystem:
the rest, usb subsystem · Maintainers:
Linus Torvalds, Greg Kroah-Hartman
The variable 'empty_packets' does not used in any other places except for self increment, so it can be removed. Signed-off-by: YueHaibing <redacted> --- drivers/usb/misc/ftdi-elan.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 76c718a..b2b05c9 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c@@ -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;