[ipxe-devel] [PATCH] [igbvf] Add igbvf driver

Michael Brown mbrown at fensystems.co.uk
Thu Dec 16 04:06:12 UTC 2010

On Thursday 16 Dec 2010 03:46:56 Alex Williamson wrote:
> > igbvf_vf.c does not build:
> >
> > drivers/net/igbvf/igbvf_vf.c: In function ‘igbvf_update_mc_addr_list_vf’:
> > drivers/net/igbvf/igbvf_vf.c:289: error: ‘msgbuf’ may be used
> > uninitialized in this function
> > drivers/net/igbvf/igbvf_vf.c:270: note: ‘msgbuf’ was declared here
> > make: *** [bin/igbvf_vf.o] Error 1
> Hmm, looks like a bug in the upstream driver.  A tiny code rearrangement
> should fix it.  I'll send a new version.  BTW, I'm not able to duplicate
> the build error, so please let me know if you're doing anything special
> to check for errors.  Thanks,

There's nothing special I'm doing; some gcc versions just seem to pick up 
uninitialised-variable errors better than others.  (Interestingly, gcc3 often 
seems to pick up errors that gcc4 doesn't.)

Version 2 of the patch is applied:


Many thanks!


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