[U-Boot] [PATCH 12/18] GCC4.6: Squash warnings in smsc95xx.c

Mike Frysinger vapier at gentoo.org
Sun Oct 30 23:59:47 CET 2011


On Sunday 30 October 2011 16:48:50 Marek Vasut wrote:
> > On Tuesday 25 October 2011 05:39:58 Marek Vasut wrote:
> > > --- a/drivers/usb/eth/smsc95xx.c
> > > +++ b/drivers/usb/eth/smsc95xx.c
> > > 
> > > -	addr_lo = cpu_to_le32(*((u32 *)eth->enetaddr));
> > > +	addr_lo = cpu_to_le32(*eth->enetaddr);
> > 
> > pretty sure this is wrong.  enetaddr is a uchar[], so your code now reads
> > only 1 byte instead of 4.
> > 
> > that said, this code also seems to not be endian safe ...
> 
> It's good anyone actually cares to properly review. Anyway, why does noone
> actually care to fix all the damn warnings in their drivers before
> submitting them in the first place ?!

the strict alias warnings you are hitting show up only in newer compilers.  so 
i'm sure at the time of their development/submission, they didn't exist.
-mike
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