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Re: zd1211rw (2.6.26 sparc64): unaligned access (zd_mac_rx)

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On Sat, 2008-10-25 at 13:25 +0200, Sebastian Andrzej Siewior wrote:
> * Johannes Berg | 2008-10-25 11:17:21 [+0200]:
> 
> >> [  277.190494] Kernel unaligned access at TPC[10129b68] zd_mac_rx+0x144/0x32c [zd1211rw]
> >
> >my best bet is this:
> >
> >        fc = *(__le16 *)buffer;
> >
> >could you try something with get_unaligned? Though if this is it,
> >then ... We really need disassembly of the exact spot.
> A few lines before that:
> |         buffer += ZD_PLCP_HEADER_SIZE;
> 
> and ZD_PLCP_HEADER_SIZE is 5 so we end up unaligned, don't we?

Depends where the buffer was before, and thought has gone into this
alignment stuff here so it shouldn't. Might well be a new bug though.

johannes

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