diff mbox

net: fec: fix build warning of used uninitialized variable

Message ID 1377165637-8116-1-git-send-email-B38611@freescale.com
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Nimrod Andy Aug. 22, 2013, 10 a.m. UTC
drivers/net/ethernet/freescale/fec_main.c:838
warning: 'vlan_tag' may be used uninitialized in this function
note: 'vlan_tag' was declared here

Compiler with the warning option: -Wuninitialized, the warning
will be reported.

Signed-off-by: Fugang Duan  <B38611@freescale.com>
---
 drivers/net/ethernet/freescale/fec_main.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Comments

Li Frank-B20596 Aug. 22, 2013, 2:15 p.m. UTC | #1
> diff --git a/drivers/net/ethernet/freescale/fec_main.c
> b/drivers/net/ethernet/freescale/fec_main.c
> index 77ea0db..4ea1555 100644
> --- a/drivers/net/ethernet/freescale/fec_main.c
> +++ b/drivers/net/ethernet/freescale/fec_main.c
> @@ -835,7 +835,7 @@ fec_enet_rx(struct net_device *ndev, int budget)
>  	int	pkt_received = 0;
>  	struct	bufdesc_ex *ebdp = NULL;
>  	bool	vlan_packet_rcvd = false;
> -	u16	vlan_tag;
> +	u16	vlan_tag = 0;
> 
>  #ifdef CONFIG_M532x
>  	flush_cache_all();

Acked

> --
> 1.7.1


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Nimrod Andy Aug. 30, 2013, 2:47 a.m. UTC | #2
Ping...

> -----Original Message-----
> From: Li Frank-B20596
> Sent: Thursday, August 22, 2013 10:16 PM
> To: Duan Fugang-B38611; Zhou Luwei-B45643; davem@davemloft.net
> Cc: netdev@vger.kernel.org; shawn.guo@linaro.org;
> bhutchings@solarflare.com; Estevam Fabio-R49496;
> stephen@networkplumber.org
> Subject: RE: [PATCH] net: fec: fix build warning of used uninitialized
> variable
> 
> > diff --git a/drivers/net/ethernet/freescale/fec_main.c
> > b/drivers/net/ethernet/freescale/fec_main.c
> > index 77ea0db..4ea1555 100644
> > --- a/drivers/net/ethernet/freescale/fec_main.c
> > +++ b/drivers/net/ethernet/freescale/fec_main.c
> > @@ -835,7 +835,7 @@ fec_enet_rx(struct net_device *ndev, int budget)
> >  	int	pkt_received = 0;
> >  	struct	bufdesc_ex *ebdp = NULL;
> >  	bool	vlan_packet_rcvd = false;
> > -	u16	vlan_tag;
> > +	u16	vlan_tag = 0;
> >
> >  #ifdef CONFIG_M532x
> >  	flush_cache_all();
> 
> Acked
> 
> > --
> > 1.7.1


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Nimrod Andy Sept. 10, 2013, 1:48 a.m. UTC | #3
Hi, David,

Please don't ignore the patch too.

Thanks,
Andy

> -----Original Message-----
> From: Duan Fugang-B38611
> Sent: Friday, August 30, 2013 10:48 AM
> To: davem@davemloft.net
> Cc: netdev@vger.kernel.org; shawn.guo@linaro.org;
> bhutchings@solarflare.com; Estevam Fabio-R49496;
> stephen@networkplumber.org; Li Frank-B20596
> Subject: RE: [PATCH] net: fec: fix build warning of used uninitialized
> variable
> 
> Ping...
> 
> > -----Original Message-----
> > From: Li Frank-B20596
> > Sent: Thursday, August 22, 2013 10:16 PM
> > To: Duan Fugang-B38611; Zhou Luwei-B45643; davem@davemloft.net
> > Cc: netdev@vger.kernel.org; shawn.guo@linaro.org;
> > bhutchings@solarflare.com; Estevam Fabio-R49496;
> > stephen@networkplumber.org
> > Subject: RE: [PATCH] net: fec: fix build warning of used uninitialized
> > variable
> >
> > > diff --git a/drivers/net/ethernet/freescale/fec_main.c
> > > b/drivers/net/ethernet/freescale/fec_main.c
> > > index 77ea0db..4ea1555 100644
> > > --- a/drivers/net/ethernet/freescale/fec_main.c
> > > +++ b/drivers/net/ethernet/freescale/fec_main.c
> > > @@ -835,7 +835,7 @@ fec_enet_rx(struct net_device *ndev, int budget)
> > >  	int	pkt_received = 0;
> > >  	struct	bufdesc_ex *ebdp = NULL;
> > >  	bool	vlan_packet_rcvd = false;
> > > -	u16	vlan_tag;
> > > +	u16	vlan_tag = 0;
> > >
> > >  #ifdef CONFIG_M532x
> > >  	flush_cache_all();
> >
> > Acked
> >
> > > --
> > > 1.7.1

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diff mbox

Patch

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 77ea0db..4ea1555 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -835,7 +835,7 @@  fec_enet_rx(struct net_device *ndev, int budget)
 	int	pkt_received = 0;
 	struct	bufdesc_ex *ebdp = NULL;
 	bool	vlan_packet_rcvd = false;
-	u16	vlan_tag;
+	u16	vlan_tag = 0;
 
 #ifdef CONFIG_M532x
 	flush_cache_all();