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From: Chris Ball <cjb@laptop.org>
To: Wolfram Sang <w.sang@pengutronix.de>
Cc: linux-mmc@vger.kernel.org, "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
Subject: [PATCH v2 2/3] mmc: cb710: Return err value in cb710_wait_while_busy()
Date: Wed, 23 Feb 2011 23:17:43 +0000	[thread overview]
Message-ID: <20110223231743.GA30908@void.printf.net> (raw)
In-Reply-To: <20110223230309.GB15104@pengutronix.de>

Fixes:

drivers/mmc/host/cb710-mmc.c: In function ‘cb710_wait_while_busy’:
drivers/mmc/host/cb710-mmc.c:182:6: warning: variable ‘err’ set but not
used [-Wunused-but-set-variable]

Signed-off-by: Chris Ball <cjb@laptop.org>
Cc: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Cc: Wolfram Sang <w.sang@pengutronix.de>
---
Hi Wolfram,

> What about changing return 0 into return err? It gets checked in
> cb710_mmc_powerup().

Thanks, good idea.

- Chris.

 drivers/mmc/host/cb710-mmc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/mmc/host/cb710-mmc.c b/drivers/mmc/host/cb710-mmc.c
index 66b4ce5..ce2a47b 100644
--- a/drivers/mmc/host/cb710-mmc.c
+++ b/drivers/mmc/host/cb710-mmc.c
@@ -205,7 +205,7 @@ static int cb710_wait_while_busy(struct cb710_slot *slot, uint8_t mask)
 			"WAIT12: waited %d loops, mask %02X, entry val %08X, exit val %08X\n",
 			limit, mask, e, x);
 #endif
-	return 0;
+	return err;
 }
 
 static void cb710_mmc_set_transfer_size(struct cb710_slot *slot,
-- 
1.7.0.1

-- 
Chris Ball   <cjb@laptop.org>   <http://printf.net/>
One Laptop Per Child

  reply	other threads:[~2011-02-23 23:17 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-23 22:29 [PATCH 1/3] mmc: sdhci-pci: Remove set-but-unused variable Chris Ball
2011-02-23 22:29 ` [PATCH 2/3] mmc: cb710: " Chris Ball
2011-02-23 23:03   ` Wolfram Sang
2011-02-23 23:17     ` Chris Ball [this message]
2011-02-24  8:40       ` [PATCH v2 2/3] mmc: cb710: Return err value in cb710_wait_while_busy() Wolfram Sang
2011-02-25 18:22       ` Michał Mirosław
2011-02-23 22:29 ` [PATCH 3/3] mmc: via-sdmmc: Remove set-but-unused variable Chris Ball

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