[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <4B290462.7070401@gmail.com>
Date: Wed, 16 Dec 2009 17:01:38 +0100
From: Roel Kluin <roel.kluin@...il.com>
To: Pavel Roskin <proski@....org>
CC: Samuel Ortiz <samuel.ortiz@...el.com>, Zhu Yi <yi.zhu@...el.com>,
Intel Linux Wireless <ilw@...ux.intel.com>,
linux-wireless@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] iwmc3200wifi: Fix test of unsigned in iwm_ntf_stop_resume_tx()
`queue' was unsigned so the test did not work.
Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
Found using coccinelle: http://coccinelle.lip6.fr/
>> - if (queue < 0)
>> + if (queue == -EINVAL)
>
> I think it's ugly. iwm_tid_to_queue() should return int if it's allowed
> to return error codes.
Ok, how about:
drivers/net/wireless/iwmc3200wifi/iwm.h | 2 +-
drivers/net/wireless/iwmc3200wifi/netdev.c | 2 +-
drivers/net/wireless/iwmc3200wifi/rx.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/iwmc3200wifi/iwm.h b/drivers/net/wireless/iwmc3200wifi/iwm.h
index 5a26bb0..79ffa3b 100644
--- a/drivers/net/wireless/iwmc3200wifi/iwm.h
+++ b/drivers/net/wireless/iwmc3200wifi/iwm.h
@@ -349,7 +349,7 @@ int iwm_up(struct iwm_priv *iwm);
int iwm_down(struct iwm_priv *iwm);
/* TX API */
-u16 iwm_tid_to_queue(u16 tid);
+int iwm_tid_to_queue(u16 tid);
void iwm_tx_credit_inc(struct iwm_priv *iwm, int id, int total_freed_pages);
void iwm_tx_worker(struct work_struct *work);
int iwm_xmit_frame(struct sk_buff *skb, struct net_device *netdev);
diff --git a/drivers/net/wireless/iwmc3200wifi/netdev.c b/drivers/net/wireless/iwmc3200wifi/netdev.c
index e4f0f87..c4c0d23 100644
--- a/drivers/net/wireless/iwmc3200wifi/netdev.c
+++ b/drivers/net/wireless/iwmc3200wifi/netdev.c
@@ -76,7 +76,7 @@ static int iwm_stop(struct net_device *ndev)
*/
static const u16 iwm_1d_to_queue[8] = { 1, 0, 0, 1, 2, 2, 3, 3 };
-u16 iwm_tid_to_queue(u16 tid)
+int iwm_tid_to_queue(u16 tid)
{
if (tid > IWM_UMAC_TID_NR - 2)
return -EINVAL;
diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c
index 1c57c1f..6d6ed74 100644
--- a/drivers/net/wireless/iwmc3200wifi/rx.c
+++ b/drivers/net/wireless/iwmc3200wifi/rx.c
@@ -1126,7 +1126,7 @@ static int iwm_ntf_stop_resume_tx(struct iwm_priv *iwm, u8 *buf,
if (!stop) {
struct iwm_tx_queue *txq;
- u16 queue = iwm_tid_to_queue(bit);
+ int queue = iwm_tid_to_queue(bit);
if (queue < 0)
continue;
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists