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From: Adrian Bunk <bunk@stusta.de>
To: gregkh@suse.de, Thomas Winischhofer <thomas@winischhofer.net>
Cc: linux-usb-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org
Subject: [2.6 patch] drivers/usb/misc/sisusbvga/sisusb.c: remove dead code
Date: Mon, 21 Nov 2005 00:22:39 +0100	[thread overview]
Message-ID: <20051120232239.GI16060@stusta.de> (raw)

The Coverity checker found this obviously dead code.


Signed-off-by: Adrian Bunk <bunk@stusta.de>

---

 drivers/usb/misc/sisusbvga/sisusb.c |    6 ------
 1 file changed, 6 deletions(-)

--- linux-2.6.15-rc1-mm2-full/drivers/usb/misc/sisusbvga/sisusb.c.old	2005-11-20 22:56:41.000000000 +0100
+++ linux-2.6.15-rc1-mm2-full/drivers/usb/misc/sisusbvga/sisusb.c	2005-11-20 22:58:22.000000000 +0100
@@ -861,13 +861,10 @@
 
 	while (length) {
 
 	    switch (length) {
 
-		case 0:
-			return ret;
-
 		case 1:
 			if (userbuffer) {
 				if (get_user(swap8, (u8 __user *)userbuffer))
 					return -EFAULT;
 			} else
@@ -1219,13 +1216,10 @@
 
 	while (length) {
 
 	    switch (length) {
 
-		case 0:
-			return ret;
-
 		case 1:
 
 			ret |= sisusb_read_memio_byte(sisusb, SISUSB_TYPE_MEM,
 								addr, &buf[0]);
 			if (!ret) {


             reply	other threads:[~2005-11-20 23:22 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-20 23:22 Adrian Bunk [this message]
2005-11-23 19:02 ` [2.6 patch] drivers/usb/misc/sisusbvga/sisusb.c: remove dead code Greg KH
2005-11-23 20:31   ` Adrian Bunk
2005-11-28 20:52     ` Greg KH
2005-11-29 10:25       ` Thomas Winischhofer
2005-11-29 13:01       ` Adrian Bunk

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