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Re: [PATCH] Fix SPARC64 unaligned access in zd_mac_rx: msg#01548

linux-wireless

Subject: Re: [PATCH] Fix SPARC64 unaligned access in zd_mac_rx

On Fri, 2009-07-31 at 01:59 -0600, Patrick Simmons wrote:
> I'm running zd1211rw on SPARC64 and was getting a lot of "unaligned
> access" messages in dmesg. I tracked the problem down to this line, and
> changing the cast to a memcpy fixes the issue.
>
> - fc = *(__le16 *)buffer;
> + memcpy(&fc,buffer,sizeof(__le16));
> need_padding = ieee80211_is_data_qos(fc) ^ ieee80211_has_a4(fc);

Please use get_unaligned instead.

johannes

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