From mboxrd@z Thu Jan 1 00:00:00 1970 From: Larry Finger Subject: [PATCH] rtlwifi: Align private space in rtl_priv struct Date: Wed, 18 Sep 2013 21:21:35 -0500 Message-ID: <1379557295-18484-1-git-send-email-Larry.Finger@lwfinger.net> Cc: linux-wireless@vger.kernel.org, Larry Finger , netdev@vger.kernel.org, Stable To: linville@tuxdriver.com Return-path: Sender: stable-owner@vger.kernel.org List-Id: netdev.vger.kernel.org The private array at the end of the rtl_priv struct is not aligned. On ARM architecture, this causes an alignment trap and is fixed by aligning that array with __align(sizeof(void *)). That should properly align that space according to the requirements of all architectures. Reported-by: Jason Andrews Tested-by: Jason Andrews Signed-off-by: Larry Finger Cc: Stable --- drivers/net/wireless/rtlwifi/wifi.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/rtlwifi/wifi.h b/drivers/net/wireless/rtlwifi/wifi.h index cc03e7c..7032587 100644 --- a/drivers/net/wireless/rtlwifi/wifi.h +++ b/drivers/net/wireless/rtlwifi/wifi.h @@ -2057,7 +2057,7 @@ struct rtl_priv { that it points to the data allocated beyond this structure like: rtl_pci_priv or rtl_usb_priv */ - u8 priv[0]; + u8 priv[0] __aligned(sizeof(void *)); }; #define rtl_priv(hw) (((struct rtl_priv *)(hw)->priv)) -- 1.8.1.4