Messages in this thread | | | Subject | RE: [PATCH 01/16] eicon: fix -Warray-bounds warning | Date | Wed, 1 Feb 2012 09:04:48 -0000 | From | "David Laight" <> |
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> -----Original Message----- > From: netdev-owner@vger.kernel.org > [mailto:netdev-owner@vger.kernel.org] On Behalf Of Danny Kukawka > Sent: 31 January 2012 17:04 > To: Karsten Keil > Cc: Ben Hutchings; Armin Schindler; > linux-kernel@vger.kernel.org; netdev@vger.kernel.org; Karsten Keil > Subject: Re: [PATCH 01/16] eicon: fix -Warray-bounds warning > > On Dienstag, 31. Januar 2012, Karsten Keil wrote: > > On Mon, Jan 30, 2012 at 11:09:32PM +0000, Ben Hutchings wrote: > > > On Mon, 2012-01-30 at 23:00 +0100, Danny Kukawka wrote: > > > > Fix for a -Warray-bounds warning. mixer_notify_update() tries to > > > > write to ((CAPI_MSG *) msg)->info.facility_req.structs[3] while > > > > structs is defined as byte structs[1], define structs[1] as > > > > structs[4]. > > > > > > I suspect that all the 'byte structs[1];' fields defined > in that header > > > are actually variable-length arrays. In that case, there > may be no > > > reasonable bound you can specify. > > > > Yes, exactely, the structs is a ASN1 coded message so it > can have any len. > > So, how can we get rid of the compiler warning then?
Try defining it as a 'variable sized array' - byte structs[0].
David
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