* [PATCH] i2c: i2c-mxs: Fix build warning
@ 2012-04-05 20:09 Fabio Estevam
[not found] ` <1333656595-3600-1-git-send-email-festevam-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
0 siblings, 1 reply; 3+ messages in thread
From: Fabio Estevam @ 2012-04-05 20:09 UTC (permalink / raw)
To: linux-i2c-u79uwXL29TY76Z2rM5mHXA
Cc: w.sang-bIcnvbaLZ9MEGnE8C9+IrQ, ben-linux-elnMNo+KYs3YtjvyW6yDsg,
khali-PUYAD+kWke1g9hUCZPvPmw, Fabio Estevam
Fix the following build warning:
drivers/i2c/busses/i2c-mxs.c:207:8: warning: 'data' may be used uninitialized in this function [-Wuninitialized]
Signed-off-by: Fabio Estevam <fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
---
drivers/i2c/busses/i2c-mxs.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/i2c/busses/i2c-mxs.c b/drivers/i2c/busses/i2c-mxs.c
index 3d471d5..6a24a86 100644
--- a/drivers/i2c/busses/i2c-mxs.c
+++ b/drivers/i2c/busses/i2c-mxs.c
@@ -194,7 +194,7 @@ static int mxs_i2c_wait_for_data(struct mxs_i2c_dev *i2c)
static int mxs_i2c_finish_read(struct mxs_i2c_dev *i2c, u8 *buf, int len)
{
- u32 data;
+ u32 data = 0;
int i;
for (i = 0; i < len; i++) {
--
1.7.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] i2c: i2c-mxs: Fix build warning
[not found] ` <1333656595-3600-1-git-send-email-festevam-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
@ 2012-04-05 20:16 ` Wolfram Sang
[not found] ` <20120405201651.GA26902-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
0 siblings, 1 reply; 3+ messages in thread
From: Wolfram Sang @ 2012-04-05 20:16 UTC (permalink / raw)
To: Fabio Estevam
Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA,
ben-linux-elnMNo+KYs3YtjvyW6yDsg, khali-PUYAD+kWke1g9hUCZPvPmw,
Fabio Estevam
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On Thu, Apr 05, 2012 at 05:09:55PM -0300, Fabio Estevam wrote:
> Fix the following build warning:
>
> drivers/i2c/busses/i2c-mxs.c:207:8: warning: 'data' may be used uninitialized in this function [-Wuninitialized]
>
> Signed-off-by: Fabio Estevam <fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
Do you agree with the compiler?
--
Pengutronix e.K. | Wolfram Sang |
Industrial Linux Solutions | http://www.pengutronix.de/ |
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] i2c: i2c-mxs: Fix build warning
[not found] ` <20120405201651.GA26902-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
@ 2012-04-05 20:36 ` Fabio Estevam
0 siblings, 0 replies; 3+ messages in thread
From: Fabio Estevam @ 2012-04-05 20:36 UTC (permalink / raw)
To: Wolfram Sang
Cc: linux-i2c-u79uwXL29TY76Z2rM5mHXA,
ben-linux-elnMNo+KYs3YtjvyW6yDsg, khali-PUYAD+kWke1g9hUCZPvPmw,
Fabio Estevam
On Thu, Apr 5, 2012 at 5:16 PM, Wolfram Sang <w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org> wrote:
> On Thu, Apr 05, 2012 at 05:09:55PM -0300, Fabio Estevam wrote:
>> Fix the following build warning:
>>
>> drivers/i2c/busses/i2c-mxs.c:207:8: warning: 'data' may be used uninitialized in this function [-Wuninitialized]
>>
>> Signed-off-by: Fabio Estevam <fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
>
> Do you agree with the compiler?
After looking at it carefully I conclude that is not possible for
'data' to be used uninitialized.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2012-04-05 20:09 [PATCH] i2c: i2c-mxs: Fix build warning Fabio Estevam
[not found] ` <1333656595-3600-1-git-send-email-festevam-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-04-05 20:16 ` Wolfram Sang
[not found] ` <20120405201651.GA26902-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-04-05 20:36 ` Fabio Estevam
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