diff mbox

net: cdc_ncm: cleanup a type issue in cdc_ncm_setup()

Message ID 20131113074234.GB25541@elgon.mountain
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Dan Carpenter Nov. 13, 2013, 7:42 a.m. UTC
This is harmless but cdc_ncm_setup() returns negative error codes
truncated to u8 values.  There is only one caller and treats all
non-zero returns as errors but doesn't store the the return code.  So
the code works correctly but it's messy and upsets the static checkers.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

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Comments

David Miller Nov. 14, 2013, 8:10 a.m. UTC | #1
From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 13 Nov 2013 10:42:34 +0300

> This is harmless but cdc_ncm_setup() returns negative error codes
> truncated to u8 values.  There is only one caller and treats all
> non-zero returns as errors but doesn't store the the return code.  So
> the code works correctly but it's messy and upsets the static checkers.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Applied, thanks Dan.
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diff mbox

Patch

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index f74786a..e15ec2b 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -66,7 +66,7 @@  static void cdc_ncm_tx_timeout_start(struct cdc_ncm_ctx *ctx);
 static enum hrtimer_restart cdc_ncm_tx_timer_cb(struct hrtimer *hr_timer);
 static struct usb_driver cdc_ncm_driver;
 
-static u8 cdc_ncm_setup(struct usbnet *dev)
+static int cdc_ncm_setup(struct usbnet *dev)
 {
 	struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0];
 	struct usb_cdc_ncm_ntb_parameters ncm_parm;