An issue while working with P2P

Johannes Berg johannes at sipsolutions.net
Tue Jul 14 04:18:12 EDT 2015


On Tue, 2015-07-14 at 08:07 +0000, Atul Joshi wrote:
> Hi,
> We are trying to use wpa_supplicant for P2P cases. Occasionally when 
> we try to send a P2P frame we get following issue.
> Can somebody explain why we are getting this some times?
>  
> 1436853963.157608: CMD_FRAME - hexdump(len=154): d0 00 00 00 7a e4 00 
> 6c 3d be 00 02 5b 00 30 74 7a e4 00 6c 3d be 00 00 04 09 50 6f 9a 09 
> 03 02 dd 78 50 6f 9a 09 05 02 00 64 14 12 01 00 01 0b 2c 00 55 53 04 
> 51 0b 01 02 03 04 05 06 07 08 09 0a 0b 73 04 24 28 2c 30 7c 04 95 99 
> 9d a1 74 02 24 2c 75 02 28 30 7e 02 95 9d 7f 02 99 a1 0f 19 00 7a e4 
> 00 6c 3d be 44 49 52 45 43 54 2d 70 4b 42 72 6f 61 64 63 6f 6d 2d 31 
> 0d 1d 00 00 02 5b 00 30 74 01 00 00 0a 00 50 f2 04 00 04 00 10 11 00 
> 08 4c 69 6e 75 78 5f 50 43
> 1436853963.248555: nl80211: Frame command failed: ret=-38 (Function 
> not implemented) (freq=2437 wait=500)

This can only come from your driver, the stack never returns that
value.

johannes


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