On Wed, 2012-07-18 at 18:11 +0530, Mohammed Shafi Shajakhan wrote:
> From: Mohammed Shafi Shajakhan <mohammed@xxxxxxxxxxxxxxxx>
>
> should fix the following issue
>
> [ 3229.815012] [ BUG: lock held when returning to user space! ]
> [ 3229.815016] 3.5.0-rc7-wl #28 Tainted: G W O
> [ 3229.815017]
> ------------------------------------------------
> [ 3229.815019] wpa_supplicant/5783 is leaving the kernel with locks still held!
> [ 3229.815022] 1 lock held by wpa_supplicant/5783:
> [ 3229.815023] #0: (reg_mutex){+.+.+.}, at: [<fa65834d>]
> reg_last_request_cell_base+0x1d/0x60 [cfg80211]
>
> Cc: Luis Rodriguez <mcgrof@xxxxxxxxx>
> Signed-off-by: Mohammed Shafi Shajakhan <mohammed@xxxxxxxxxxxxxxxx>
> ---
Tested-by: Luciano Coelho <coelho@xxxxxx>
This actually also fixes a similar circular lock dependency bug when
starting AP mode with hostapd (which is the case I tested this patch
on): http://pastebin.com/AVczE1Ej
--
Luca.
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