From: Adrian Bunk <bunk@stusta.de>
To: linux-ns83820@kvack.org
Cc: jgarzik@pobox.com, linux-net@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [RFC: 2.6 patch] drivers/net/ns83820.c: remove unused code
Date: Tue, 22 Mar 2005 22:57:17 +0100 [thread overview]
Message-ID: <20050322215717.GO1948@stusta.de> (raw)
The Coveity checker found that residue is always 0.
Is this patch correct or should residue have been used?
Signed-off-by: Adrian Bunk <bunk@stusta.de>
--- linux-2.6.12-rc1-mm1-full/drivers/net/ns83820.c.old 2005-03-22 21:32:15.000000000 +0100
+++ linux-2.6.12-rc1-mm1-full/drivers/net/ns83820.c 2005-03-22 21:33:16.000000000 +0100
@@ -1189,7 +1189,6 @@
for (;;) {
volatile u32 *desc = dev->tx_descs + (free_idx * DESC_SIZE);
- u32 residue = 0;
dprintk("frag[%3u]: %4u @ 0x%08Lx\n", free_idx, len,
(unsigned long long)buf);
@@ -1199,17 +1198,11 @@
desc_addr_set(desc + DESC_BUFPTR, buf);
desc[DESC_EXTSTS] = cpu_to_le32(extsts);
- cmdsts = ((nr_frags|residue) ? CMDSTS_MORE : do_intr ? CMDSTS_INTR : 0);
+ cmdsts = ((nr_frags) ? CMDSTS_MORE : do_intr ? CMDSTS_INTR : 0);
cmdsts |= (desc == first_desc) ? 0 : CMDSTS_OWN;
cmdsts |= len;
desc[DESC_CMDSTS] = cpu_to_le32(cmdsts);
- if (residue) {
- buf += len;
- len = residue;
- continue;
- }
-
if (!nr_frags)
break;
next reply other threads:[~2005-03-22 22:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-22 21:57 Adrian Bunk [this message]
2005-04-01 20:55 ` [RFC: 2.6 patch] drivers/net/ns83820.c: remove unused code Benjamin LaHaise
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